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 9-cyclohex-2-en-1-yl-N-(8,8-diphenylindeno[1,2-a]oxanthren-3-yl)-N-(2-phenylphenyl)-4,4a-dihydrocarbazol-2-amine ?
user
C61H46N2O2
assistant