You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[4-(3-decylpentadecyl)phenyl]-6-[2-(4-octylphenyl)benzo[h]quinolin-4-yl]benzo[h]quinoline is the IUPAC name of a molecule. Please give its molecular formula.
user
C71H90N2
assistant