You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (1R,2R,3S,9S,10S)-5-benzyl-20-(cyclopropylmethyl)-6,16-dihydroxy-15-methoxy-21-oxa-5,20-diazahexacyclo[8.7.3.13,9.01,9.02,6.012,17]henicosa-12(17),13,15-trien-4-one ?
user
C30H34N2O5
assistant