2H-Pyrrol-2-one, 3-[[(1R,2S,7R,8R)-2-[[(2R,3S,5S,8S,9S)-8-(3,5-dihydroxyphenyl)-3,5,9-trimethyl-1,7-dioxaspiro[5.5]undec-2-yl]methyl]-1,2,4a,5,6,7,8,8a-octahydro-7-hydroxy-3,8-dimethyl-1-naphthalenyl]carbonyl]-1,5-dihydro-4,5-dihydroxy- AIDS-154159 AIDS154159 Integramycin