You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,3R)-3-[(2-aminopyridin-4-yl)methyl]-2-N-methyl-2-N-(3-methylphenyl)-1-N-[(1R)-1-(3-methylphenyl)propyl]-4-oxoazetidine-1,2-dicarboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H33N5O3
assistant