You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2,2-dimethylpropyl N-[(1S,9S,10S,15R,16R,17S)-12-ethoxyimino-15,16-bis(4-hydroxybutyl)-4-(4-methylsulfanylphenoxy)-9-prop-2-enoxy-8-oxatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,13-tetraen-10-yl]-N-methylcarbamate .
user
C43H60N2O8S
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