You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-tert-butyl-6-[(E)-2-[4-ethyl-4-(3-iminopropyl)-10,10-dimethyl-1-azatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-7-yl]ethenyl]-4H-pyran-4-yl]-2-methylpropanedinitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H44N4O
assistant