Synonyms: KistamicinB; Kistamycin B;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-carboxylicacid,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-5-[[(2R)-3-(4-hydroxyphenyl)-1-oxo-2-[[[(2-phenylethyl)amino]carbonyl]amino]propyl]amino]-6,9,11,26,46-pentaoxo-,(5R,8R,10aR,13R,24R,27S)- (9CI)