You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
10-phenanthren-4-yl-1-azapentacyclo[10.6.1.02,7.08,19.013,18]nonadeca-2(7),3,5,8,10,12(19),13(18),14,16-nonaene-4,16-dicarbonitrile is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H17N3
assistant