28226-22-4
6-硝基-3,4-二氢-2H-1,4-苯并噁嗪
→
823191-53-3
4-(1-methylpiperidin-4-yl)-2,3-dihydro-1,4-benzoxazin-6-amine
1445-73-4
N-甲基-4-哌啶酮