kistamicin 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-carboxylic acid, 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-...
