You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2-[amino-(12-phenyl-4a,12a-dihydroindolo[2,3-a]carbazol-11-yl)methyl]-N-(1-cyclohexa-1,3-dien-1-ylethenyl)-2,3-dihydro-1-benzofuran-3-amine ?
user
C41H36N4O
assistant