5-methyl-[1,2,4]oxadiazolo[2,3-c]quinazolin-2-one

N-hydroxy-2-methylquinazoline-4-carboxamide

(E)-(3-hydroxy-2-methylquinazolin-4-ylidene)-nitrosomethanol

1'-acetylspiro[1,3-dihydroimidazo[4,5-b]pyridine-2,3'-indole]-2'-one

N-[2-(3-oxo-4H-pyrido[2,3-b]pyrazin-2-yl)phenyl]acetamide