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What is the molecular formula of the compound with this IUPAC name 1,4-dimethyl-2-(2-methyl-11,12-dihydrochrysen-1-yl)pyridin-1-ium;1,4-dimethyl-2-(3,5,5,6,6-pentamethylbenzo[a]anthracen-2-yl)pyridin-1-ium;1,5-dimethyl-2-(1,5,5,6,6-pentamethylbenzo[a]anthracen-2-yl)pyridin-1-ium;1,4-dimethyl-2-(3,5,5,6,6-pentamethylbenzo[c]phenanthren-2-yl)pyridin-1-ium;1,4-dimethyl-2-(2,11,11,12,12-pentamethylchrysen-1-yl)pyridin-1-ium ?
user
C146H152N5+5
assistant