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 N-[(E)-[(2Z)-2-[1-ethyl-5-methoxy-3-methyl-3-[(2,3,4,5,6-pentamethylphenyl)methyl]indol-2-ylidene]ethylidene]amino]benzamide ?
user
C33H39N3O2
assistant