You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[(9R,10R)-10-(dimethylaminomethylideneamino)-9-pentacyclo[9.6.0.01,8.02,7.012,17]heptadeca-2,4,6,12,14,16-hexaenyl]-N,N-dimethylmethanimidamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H26N4
assistant