You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R,3R)-2-(4-methoxyphenyl)-6-oxo-N-(4-phenoxyphenyl)-1-(3,4,5-trimethoxyphenyl)piperidine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H34N2O7
assistant