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 1,1,2,2-tetradeuterio-2-[deuterio-(2,3,4,5,6-pentadeuteriophenyl)-[2-(trideuteriomethyl)phenyl]methoxy]-N,N-bis(trideuteriomethyl)ethanamine ?
user
C18H23NO
assistant