You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-2-cyclopentyl-2-[4-[(2,4-dimethyl-5,6,7,8-tetrahydropyrido[2,3-b]indol-9-yl)methyl]phenyl]-N-[(1S)-1-phenylpropyl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C36H43N3O
assistant