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system
Provide the molecular formula for the IUPAC named substance 2-(3-chloro-4-methoxyphenyl)-7-[(3S)-3-methylpiperazin-1-yl]pyrido[1,2-a]pyrimidin-4-one;2-(3-chloro-4-methoxyphenyl)-7-piperazin-1-ylpyrido[1,2-a]pyrimidin-4-one;2-(3-ethoxy-4-methoxyphenyl)-7-[(3S)-3-methylpiperazin-1-yl]pyrido[1,2-a]pyrimidin-4-one;2-(3-ethoxy-4-methoxyphenyl)-7-piperazin-1-ylpyrido[1,2-a]pyrimidin-4-one;2-(2-methylimidazo[1,2-a]pyridin-6-yl)-7-piperazin-1-ylpyrido[1,2-a]pyrimidin-4-one .
user
C102H110Cl2N22O11
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