| abstract |
A compound of formula I wherein R A is hydrogen and R 7 and R 8 are independently selected from H and SO 2 NR 3 R 4, one of R 7 and R 8 is hydrogen and R 1, R 2, R 3 , And R4 are each independently selected from H, alkyl, heteroalkyl, cycloalkyl, arylcycloalkyl, aryl, heteroaryl, heterocycloalkyl, and each of NR1R2 and NR3R4 is independently combined. To form a heterocycloalkyl, wherein the alkyl, heteroalkyl, cycloalkyl, arylcycloalkyl, aryl, heteroaryl, or heterocycloalkyl may be optionally substituted, or a pharmaceutical compound thereof. A method for the treatment of fibrotic disorders using a permissible salt, ester, amide, stereoisomer, geometric isomer, or prodrug. |