You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
9-[(1-benzylimidazol-2-yl)methoxy]-6-phenyl-4,5,7,8-tetrazatetracyclo[9.2.2.02,10.03,7]pentadeca-2(10),3,5,8-tetraene is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H26N6O
assistant