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What is the molecular formula of the molecule 1,8-dimethyl-6-(methylperoxymethyl)-3-phenyl-2H-quinazolin-3-ium;1,8-dimethyl-3-phenyl-6-phenylsulfanyl-2H-quinazolin-3-ium;(1,8-dimethyl-3-phenyl-2H-quinazolin-3-ium-6-yl)-phenylmethanone;6-fluoro-1,8-dimethyl-3-phenyl-2H-quinazolin-3-ium ?
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C79H79FN8O3S+4
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