You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (1S,2S,6R,14R,15R)-5-(cyclopropylmethyl)-N-[(2,6-difluorophenyl)methyl]-11,15-dimethoxy-N-methyl-13-oxa-5-azahexacyclo[13.2.2.12,8.01,6.02,14.012,20]icosa-8(20),9,11,16-tetraene-16-carboxamide .
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C33H36F2N2O4
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