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 (2R)-2-[N-[2-(benzotriazol-1-yl)acetyl]-3-methoxy-4-(tetrazol-1-yl)anilino]-2-(3-methoxyphenyl)-N-[[(2R)-oxolan-2-yl]methyl]acetamide .
user
C30H31N9O5
assistant