You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[5-(3,4-dimethoxyphenyl)-3,4-dihydropyrazol-2-yl]-2-[3-(morpholine-4-carbonyl)phenyl]ethanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H27N3O5
assistant