The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

Names of Reporting Persons

MAZ Partners LP

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)  ☐        (b)  ☒

SEC Use Only

Citizenship or Place of Organization

Delaware

Number of  

Shares  

Beneficially   Owned by  

Each  

Reporting   Person  

With  

Sole Voting Power

0

Shared Voting Power

675,554⁽¹⁾

Sole Dispositive Power

0

Shared Dispositive Power

675,554⁽¹⁾

Aggregate Amount Beneficially Owned by Each Reporting Person

675,554⁽¹⁾

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  ☐

Percent of Class Represented by Amount in Row (9)

5.2%

Type of Reporting Person (See Instructions)

Includes 46,000 shares of Common Stock issuable upon the conversion of Series 3 5% Preferred Stock, which are convertible only to the extent that the number of shares of Common Stock issuable pursuant to the 5% Preferred Stock, together with the number of shares of Common Stock owned by the stockholder (but not including shares of Common Stock underlying unconverted portions of the 5% Preferred Stock) would not exceed 9.9% of the then outstanding Common Stock.

Names of Reporting Persons

MAZ Capital Advisors, LLC

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)  ☐        (b)  ☒

SEC Use Only

Citizenship or Place of Organization

Delaware

Number of  

Shares  

Beneficially   Owned by  

Each  

Reporting   Person  

With  

Sole Voting Power

0

Shared Voting Power

675,554⁽¹⁾

Sole Dispositive Power

0

Shared Dispositive Power

675,554⁽¹⁾

Aggregate Amount Beneficially Owned by Each Reporting Person

675,554⁽¹⁾

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  ☐

Percent of Class Represented by Amount in Row (9)

5.2%

Type of Reporting Person (See Instructions)

Includes 46,000 shares of Common Stock issuable upon the conversion of Series 3 5% Preferred Stock, which are convertible only to the extent that the number of shares of Common Stock issuable pursuant to the 5% Preferred Stock, together with the number of shares of Common Stock owned by the stockholder (but not including shares of Common Stock underlying unconverted portions of the 5% Preferred Stock) would not exceed 9.9% of the then outstanding Common Stock.

Names of Reporting Persons

Walter Schenker

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)  ☐        (b)  ☒

SEC Use Only

Citizenship or Place of Organization

USA

Number of  

Shares  

Beneficially   Owned by  

Each  

Reporting   Person  

With  

Sole Voting Power

312,046

Shared Voting Power

675,554⁽¹⁾

Sole Dispositive Power

312,046

Shared Dispositive Power

675,554⁽¹⁾

Aggregate Amount Beneficially Owned by Each Reporting Person

987,600

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)  ☐

Percent of Class Represented by Amount in Row (9)

7.5%

Type of Reporting Person (See Instructions)

Includes 46,000 shares of Common Stock issuable upon the conversion of Series 3 5% Preferred Stock, which are convertible only to the extent that the number of shares of Common Stock issuable pursuant to the 5% Preferred Stock, together with the number of shares of Common Stock owned by the stockholder (but not including shares of Common Stock underlying unconverted portions of the 5% Preferred Stock) would not exceed 9.9% of the then outstanding Common Stock.

Name of Issuer:

Address of Issuer’s Principal Executive Offices:

Name of Person Filing:

Address of Principal Business Office or, if none, Residence:

Citizenship:

Title of Class of Securities:

CUSIP Number:

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:.

Ownership

Amount beneficially owned:

Includes 204,631 shares held by Mr. Schenker in an IRA.

Percent of class:

Number of shares as to which the person has:

Sole power to vote or to direct the vote:    0.

Shared power to vote or to direct the vote    675,554.

Sole power to dispose or to direct the disposition of    0.

Shared power to dispose or to direct the disposition of    675,554.

Capital Advisors, LLC

Sole power to vote or to direct the vote:    0.

Shared power to vote or to direct the vote    675,554.

Sole power to dispose or to direct the disposition of    0.

Shared power to dispose or to direct the disposition of    675,554.

Schenker

Sole power to vote or to direct the vote:    312,046.

Shared power to vote or to direct the vote    675,554.

Sole power to dispose or to direct the disposition of    312,046.

Shared power to dispose or to direct the disposition of    675,554.

Ownership of Five Percent or Less of a Class

Ownership of More than Five Percent on Behalf of Another Person

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person

Identification and Classification of Members of the Group

Notice of Dissolution of Group

Certification