You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 11-benzyl-N-cyclopentyl-2-methyl-8-oxo-2,6,7,11-tetrazatricyclo[7.4.0.03,7]trideca-1(9),3,5-triene-4-carboxamide is given. What is its corresponding molecular formula?
user
C23H27N5O2
assistant