155683-50-4 24H-14,17:29,32-Dietheno-27,13-(iminomethano)-1,38:19,23:34,37-trimethenopyrrolo(3',4':12,13)(1,4)diazacyclohexadecino(6,5-d)(1,13,7,20)dioxadiazacycloheptacosine-24-carboxylic acid, 5-(((2R)-2-amino-3-(4-hydroxyphenyl)-1-oxopropyl)amino)-16-chloro-8-(3,5-dihydroxyphenyl)-2,4,5,6,7,8,9,10,10a,11,12,13,25,26,27,28-hexadecahydro-20,42-dihydroxy-6,9,11,26,46-pentaoxo-, (5R,8R,10aR,13R,24R,27S)- Kistamicin A Kistamycin A