108315-74-8
3-methyl-6,7-methylenedioxy-2(1H)-quinoxalinone
→
116381-11-4
7-(bromomethyl)-5-methyl-[1,3]dioxolo[4,5-g]quinoxalin-6-one
38608-07-0
1,2-二氨基-4,5-亚甲基二氧基苯双盐酸盐