64470-53-7 (2S,3aS,6S,18R,23R,29S)-29-[(2R)-2,3-dihydroxy-2-methylpropyl]-2-hydroxy-23-[(1S)-1-hydroxyethyl]-6-methyl-1,2,3,3a,5,6,8,9,10,15-decahydro-17H-18,9-(epiminoethanoiminoethanoiminoethanoiminomethano)pyrrolo[1',2':5,6][1,5,8,11]thiatriazacyclopentadecino[15 64470-54-8 29-(2,3-dihydroxy-2-methylpropyl)-2-hydroxy-23-(1-hydroxyethyl)-6-methyl-26-(2-methylpropyl)-1,2,3,3a,5,6,8,9,10,15-decahydro-17H-18,9-(epiminoethanoiminoethanoiminoethanoiminomethano)pyrrolo[1',2':5,6][1,5,8,11]thiatriazacyclopentadecino[15,14-b]indole-4