1H-[1,3]oxazolo[5,4-b]pyridine-2-thione

噁唑并[5,4-b]吡啶-2(1h)-酮

(9CI)-吡啶并[2,3-e]吡咯并[1,2-a]吡嗪-6(4H)-酮

2-amino-N-(2-oxo-1H-pyridin-3-yl)benzamide

2,6-ditert-butyl-4-(1H-[1,3]oxazolo[5,4-b]pyridin-2-ylidene)cyclohexa-2,5-dien-1-one