Bis-indolylquinone compounds

A compound of the formula:

• wherein:
• R1 and R2 are each OH;
• R″1 and R″2 are each independently H, unbranched C1-C7 alkyl, unbranched C2-C7 alkenyl, C2-C7 alkynyl, aryl or arylalkyl;
• and
• R3 to R6 and R8 to R12 are each independently hydrogen, branched or unbranched C1-Cn alkyl, alkylcarboxy, unbranched C2-Cm alkenyl, C2-Cm alkynyl, alkenylcarboxy, aryl, alkylaryl, hydroxy, unbranched hydroxyalkyl, C1-Cn alkoxy, nitro, halo, trihalomethyl, amido, carboxamido, carboxy, —S(O)2R, wherein R is H, alkyl, alkenyl, alkynyl, aryl, alkylaryl, heteroaryl, bicyclic aryl or hydroxyalkyl;
• sulfonamido, amino, or mercapto, wherein n is an integer from 0-12, and m is an integer from 0 to 12, R7 is alkylcarboxy, unbranched C5-Cm alkenyl, C2-Cm alkynyl, alkenylcarboxy, aryl, hydroxy, unbranched hydroxyalkyl, trihalomethyl, amido, carboxy, —S(O)2R, wherein R is H, alkyl, alkenyl, alkynyl, aryl, alkylaryl, heteroaryl, bicyclic aryl or hydroxyalkyl;
• sulfonamido, amino, or mercapto, wherein n is an integer from 0-12, and m is an integer from 0 to 12, or a pharmaceutically acceptable salt thereof.

A compound of the formula:

• wherein:
• R1 and R2 are each OH;
• R″1 and R′2 are each independently H, unbranched C1-C7 alkyl, unbranched C2-C7 alkenyl, C2-C7 alkynyl, or aryl;
• and
• R3 to R6 and R8 to R12 are each independently hydrogen, branched or unbranched C1-Cn alkyl, alkylcarboxy, unbranched C2-Cm alkenyl, C2-Cm alkynyl, alkenylcarboxy, aryl, alkylaryl, hydroxy, unbranched hydroxyalkyl, C1-Cn alkoxy, nitro, halo, trihalomethyl, amido, carboxamido, carboxy, —S(O)2R, wherein R is H, alkyl, alkenyl, alkynyl, aryl, alkylaryl, heteroaryl, bicyclic aryl or hydroxyalkyl;
• sulfonamido, amino, or mercapto, wherein n is an integer from 0-12, and m is an integer from 0 to 12, R7 is alkylcarboxy, unbranched C5-Cm alkenyl, C2-Cm alkynyl, alkenylcarboxy, aryl, hydroxy, unbranched hydroxyalkyl, trihalomethyl, amido, carboxy, —S(O)2R, wherein R is H, alkyl, alkenyl, alkynyl, aryl, alkylaryl, heteroaryl, bicyclic aryl or hydroxyalkyl;
• sulfonamido, amino, or mercapto, wherein n is an integer from 0-12, and m is an integer from 0 to 12, or a pharmaceutically acceptable salt thereof.