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system
Provide the molecular formula for the IUPAC named substance but-3-enyl N-[(1S,9S,10S,15R,16R,17S)-15,16-bis(4-hydroxybutyl)-4-naphthalen-2-yloxy-12-[(4-nitrophenyl)methoxyimino]-9-prop-2-enoxy-8-oxatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,13-tetraen-10-yl]-N-[2-(2-hydroxyethoxy)ethyl]carbamate .
user
C53H63N3O12
assistant