You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (7S,11Z)-3-ethyl-11-ethylidene-7-methyl-2-(2-methylbutyl)-5-(4-methylphenyl)-7H-cyclohepta[d][2]benzazepin-9-one;hydrate ?
user
C32H39NO2
assistant