Chemical Formula: C42H66N8O11

2-[(hydroxymethylidene)amino]-3-methyl-n-{3,5,15,18-tetrahydroxy-10,20-diisopropyl-17-[(4-methoxyphenyl)methyl]-9,13-dimethyl-7-(2-methylpropyl)-8,11,21-trioxo-1h,2h,3h,4h,4ah,7h,10h,13h,14h,17h,20h-pyridazino[3,2-i]1-oxa-4,7,10,13,16-pentaazacyclononadecan-14-yl}butanimidic acid

n-[(6s,9s,12s,15r,16s,19r,23r,24ar)-7,17,23-trihydroxy-2,5,9,11,15-pentamethyl-6-(3-methylbutan-2-yl)-12,19-bis(2-methylpropyl)-1,4,10,13,20-pentaoxo-3h,6h,9h,12h,15h,16h,19h,22h,23h,24h,24ah-pyrrolo[2,1-o]1-oxa-4,7,10,13,16,19-hexaazacyclodocosan-16-yl]-3-hydroxypyridine-2-carboximidic acid

(2s)-n-[(3s,4as,7s,10s,13r,14s,17r,20r)-3,5,15,18-tetrahydroxy-10,20-diisopropyl-17-[(4-methoxyphenyl)methyl]-9,13-dimethyl-7-(2-methylpropyl)-8,11,21-trioxo-1h,2h,3h,4h,4ah,7h,10h,13h,14h,17h,20h-pyridazino[3,2-i]1-oxa-4,7,10,13,16-pentaazacyclononadecan-14-yl]-2-[(hydroxymethylidene)amino]-3-methylbutanimidic acid

3-hydroxy-n-[7,17,23-trihydroxy-2,5,9,11,15-pentamethyl-6-(3-methylbutan-2-yl)-12,19-bis(2-methylpropyl)-1,4,10,13,20-pentaoxo-3h,6h,9h,12h,15h,16h,19h,22h,23h,24h,24ah-pyrrolo[2,1-o]1-oxa-4,7,10,13,16,19-hexaazacyclodocosan-16-yl]pyridine-2-carboximidic acid