You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,3R)-3-(2-chlorophenyl)-N-[1-[(3-methylphenyl)methyl]cyclopropyl]-5-oxomorpholine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H23ClN2O3
assistant