Synonyms: KabiramideC,4-O-acetyl-21-O-de(aminocarbonyl)-23,24-didehydro-23-demethyl-4-O-demethyl-6-deoxo-25-deoxy-6-(2,3-dimethoxy-1-oxopropoxy)-25-oxo-;Propanoic acid, 2,3-dimethoxy-,(1R,2S,3R,4R,5E)-3-(acetyloxy)-6-(formylmethylamino)-1-[(3S,4S)-5-[(10S,11R,13E,16S,20S,21R,22S,24E)-16-hydroxy-10,22-dimethoxy-11,21-dimethyl-12,18-dioxo-3,7,19,27-tetraoxa-29,30,31-triazatetracyclo[24.2.1.12,5.16,9]hentriaconta-2(31),4,6(30),8,13,24,26(29),28-octaen-20-yl]-4-methoxy-3-methylpentyl]-2,4-dimethyl-5-hexenylester, (2R)- (9CI);Mycalolide B;