You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-methyl-3-[6-[[(1R,2S)-2-[(E)-1-phenylbut-1-en-2-yl]cyclopropyl]amino]-2-azaspiro[3.3]heptan-2-yl]butan-2-one by IUPAC nomenclature, provide its molecular formula.
user
C24H34N2O
assistant