pyrido,dioxazine,trione,oxazin,oxazine
Oxazin
83939-22-4(E)-2,3,4,4a,5,6,7,11b-Octahydro-4-ethylbenzo(6,7)cyclohept(1,2-b)(1,4 )oxazine Oxazine
1357289-10-1(S)-7-phenylMethoxy-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazine-9-carboxylic acid Methyl ester