You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
12-[(2S)-2-methylcyclohexyl]-1,5,7,10,11-pentazatricyclo[7.3.0.02,6]dodeca-2(6),3,7,9,11-pentaene is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H17N5
assistant