4-ethoxycarbonyl-4-methyl-1,2,3,4-tetrahydro-6H-pyrido[1,2-a]quinazolin-6-one

2-(3-hydroxypropylamino)benzamide

2-((3-chloropropyl)amino)benzamide

2-(2-methoxycarbonylethylamino)benzamide

methyl 3-(2,4-dioxo-3,1-benzoxazin-1-yl)propanoate