You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[(3aS,5R,6R,6aS)-5-hydroxy-6-[(E,3S)-3-hydroxy-4-(3-methylphenyl)but-1-enyl]-1,3a,4,5,6,6a-hexahydropentalen-2-yl]-N,N-dimethylbutanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H35NO3
assistant