2,5-bis(aziridin-1-yl)-3,6-dibromocyclohexa-2,5-diene-1,4-dione

1,2,4-tribromo-7-nitrophenoxazin-3-one

1,2,4-tribromo-8-(trifluoromethyl)phenothiazin-3-one

2,5-bis(aziridin-1-yl)-3,6-diethoxycyclohexa-2,5-diene-1,4-dione