pyrimido,oxazine,oxazin,[1,4]oxazin,[1,4]oxazine
Oxazine
1335210-35-9(4r,12as)-n-((2,4-difluorophenyl)methyl)-3,4,6,8,12,12a-hexahydro-7-methoxy-4-methyl-6,8-dioxo-2h-pyrido(1',2':4,5)pyrazino(2,1-b)(1,3)oxazine-9-carboxamide 83939-22-4(E)-2,3,4,4a,5,6,7,11b-Octahydro-4-ethylbenzo(6,7)cyclohept(1,2-b)(1,4 )oxazine 10030-10-12-amino-7-bromo-4,6-dimethyl-3-oxo-N,N'-bis[2,5,9-trimethyl-1,4,7,11,14-pentaoxo-6,13-di(propan-2-yl)hexadecahydro-1H-pyrrolo[2,1-i][1,4,7,10,13]oxatetraazacyclohexadecin-10-yl]-3H-phenoxazine-1,9-dicarboxamide