173908-47-9 1H-Indole-2-carboxylic acid, 1-[(2-amino-5-chlorophenyl)sulfonyl]-, ethyl ester AIDS-043444 AIDS043444 Ethyl 1-[(5-Chloro-2-aminophenyl)sulfonyl]-1H-indole-2-carboxylate Indolyl Phenyl Sulfone deriv.