C-bromo-methylnitrolic acid

2,6-(Dibrommethyl)-4-oxo-4H-pyran-3,5-dicarbonsaeure-diethylester

1,1-dibromo-N-(dibromomethylideneamino)methanimine

2,6-dimethyl-4-thioxo-4H-pyran-3,5-dicarboxylic acid diethyl ester

1-phenyl-1,3,5-triazinane-2,4,6-trione