You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named (2S)-2-[(2-chloroacetyl)-[(4-methoxyphenyl)methyl]amino]-6-oxo-6-phenylmethoxyhexanoic acid is given. What is its corresponding molecular formula?
user
C23H26ClNO6
assistant