AIDS-166425 AIDS166425 Ethanethioic acid, S-[6-[[1,1a,2,3,5,6-hexahydro-3-[(6-hydroxy-5-methoxy-1H-indol-2-yl)carbonyl]-5-oxocyclopenta[e]cycloprop[c]indol-7-yl]carbonyl]-3,6,7,8-tetrahydro-5-hydroxy-4-methoxypyrrolo[3,2-e]indol-2-yl] ester Yatakemycin