You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name N-[(2S,3R,6R)-6-[2-[(3,4-dichlorophenyl)methylamino]-2-oxoethyl]-2-(hydroxymethyl)oxan-3-yl]-3-piperidin-1-ylpropanamide into its molecular formula.
user
C23H33Cl2N3O4
assistant