You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2,2,3,3,3-pentadeuterio-N-[1-(2-deuterio-2-hydroxy-2-phenylethyl)piperidin-4-yl]-N-(2,3,4,5,6-pentadeuteriophenyl)propanamide .
user
C22H28N2O2
assistant