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system
Please write the molecular formula of the molecule (3S,6R)-8-amino-3-[[(3S,6S,9R,15S,18R,21S,24S,30S,31R)-24-(3-aminopropyl)-3-[2-[5-bromo-2-(ethylamino)phenyl]-2-oxoethyl]-6-[(2R)-1-carboxypropan-2-yl]-15,21-bis(formyloxymethyl)-9-(hydroxymethyl)-18,31-dimethyl-2,5,8,11,14,17,20,23,26,29-decaoxo-1-oxa-4,10,13,16,19,25,28-heptazacyclohentriacont-30-yl]carbamoyl]-6-[[(2S)-2-(decanoylamino)-3-(5-methyl-1H-indol-3-yl)propanoyl]amino]-5,8-dioxooctanoic acid .
user
C78H109BrN14O26
assistant