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system
Provide the molecular formula for the IUPAC named substance 1,2-diphenyl-4-[4-(6-pyridin-2-ylpyridin-2-yl)phenyl]imidazo[4,5-i]phenanthridine;1,2-diphenyl-4-[4-(6-pyridin-3-ylpyridin-2-yl)phenyl]imidazo[4,5-i]phenanthridine;1,2-diphenyl-4-[4-(6-pyridin-4-ylpyridin-2-yl)phenyl]imidazo[4,5-i]phenanthridine;1,2-diphenyl-4-[4-[4-(6-pyridin-2-ylpyridin-2-yl)phenyl]phenyl]imidazo[4,5-i]phenanthridine .
user
C174H112N20
assistant