6945-76-2
1,4-dimethoxy-2,3-dinitrobenzene
→
19506-24-2
5,8-dimethoxy-2,3-diphenylquinoxaline
139357-02-1
2,3-diphenyl-1,4-dihydronaphtho[3,2-g]quinoxaline-5,6,11,12-tetrone