You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 13-cyclohexyl-12a-methyl-6-(1,3-thiazol-2-ylcarbamoyl)-7,12-dihydroindolo[2,1-a][2]benzazepine-10-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H31N3O3S
assistant