8-Methoxypyrido[3,4-d]pyrimidine-2,4-diol
3-Iodo-2-methylimidazo[1,2-a]pyridine
7-Chloro-2,3-dihydro-1H-pyrido[2,3-b][1,4]thiazine
7-Chloro-1H-pyrido[2,3-b][1,4]thiazin-2(3h)-one
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