You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 1,3,4,6,7,8,9,10,11-nonadeuterio-2-[2,3,5,6-tetradeuterio-4-[1,2,3,4,5,6,8-heptadeuterio-7-methyl-10-(1,3,4,5,6,7,8,9,10-nonadeuteriophenanthren-2-yl)anthracen-9-yl]phenyl]naphtho[2,3-b][1]benzofuran .
user
C51H32O
assistant