You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3Z,5Z)-N-[(4Z,5Z)-4-[(5E,6S)-5-[[[3-[(1Z)-buta-1,3-dienyl]-2-ethyl-1-benzofuran-7-yl]-[(7R)-7-methyl-5-(trifluoromethyl)cyclohepta-1,4-dien-1-yl]amino]methylidene]-6-[(Z)-but-2-enyl]-2-methylidenecyclohex-3-en-1-ylidene]octa-2,5-dien-3-yl]-3-cyclopentyl-7-methylidene-N-[4-(trifluoromethyl)phenyl]-7a,8-dihydro-2H-1-benzoxonin-11-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C68H72F6N2O2
assistant