6-iodo-1h-pyrido[2,3-b][1,4]oxazin-2(3h)-one

7-溴-1H-吡咯并[2,3-B][1,4]恶嗪-2(3H)-酮

8-bromo-2,3-dihydro-1h-pyrido[3,4-b][1,4]oxazine

tert-butyl 5-((trimethylsilyl)ethynyl)-2,3-dihydro-1h-pyrido[3,4-b][1,4]oxazine-1-carboxylate

methyl 1-(4-methoxybenzyl)-2-oxo-2,3-dihydro-1h-pyrido[2,3-b][1,4]oxazine-6-carboxylate

1-(4-methoxybenzyl)-2-oxo-2,3-dihydro-1h-pyrido[2,3-b][1,4]oxazine-6-carbonitrile

8-iodo-1-(4-methoxybenzyl)-1h-pyrido[2,3-b][1,4]oxazin-2(3h)-one

1-benzyl-7-iodo-1h-pyrido[2,3-b][1,4]oxazin-2(3h)-one

tert-butyl 5-iodo-2,3-dihydro-1h-pyrido[3,4-b][1,4]oxazine-1-carboxylate

6-(3-羟基-1-丙炔)-1-(4-甲氧基苄基)-1H-吡啶并[2,3-b][1,4]噁嗪-2(3h)-酮