Ethyl 8-methyl-4-oxo-4h-pyrido[1,2-a]pyrimidine-3-carboxylate
4-Oxo-4h-pyrido[1,2-a]pyrimidine-3-carboxylic acid
(R)-1-Pyridin-2-yl-but-3-enylamine
Tert-butyl 4-(5-chloro-6-oxo-1-phenyl-1,6-dihydropyridazin-4-yl)piperazine-1-carboxylate
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