You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-ethoxyethyl (4S,7S)-7-(4-chlorophenyl)-4-(3-hydroxyphenyl)-2-methyl-5-oxo-4,6,7,8-tetrahydro-1H-quinoline-3-carboxylate is given. What is its corresponding molecular formula?
user
C27H28ClNO5
assistant