1-phenyl-2-sulfanylidenepyrido[2,3-d]pyrimidin-4-one

1-(4-甲氧基苯基)-2-硫代-1,2,3,4-四氢吡啶并[2,3-d]嘧啶-4-酮

1-(4-溴苯基)-2-硫氧代-1,2,3,4-四氢吡啶并[2,3-d]嘧啶-4-酮

1-(4-methylphenyl)-2-methylsulfanylpyrido[2,3-d]pyrimidin-4-one

2-anilinopyrido[3,2-e][1,3]selenazin-4-one