N,N-Diethyl-N'--harnstoff

1-methoxy-1-oxo-3-trichloromethyl-5-phenyl-1,2,4,6-thiatriazine

3,5-bis(trifluoromethylsulfonyl)anisole

(1R,2S,3R,4S)-3-Dichloromethyl-9-isopropylidene-1,2,3,4-tetrahydro-1,4-methano-naphthalene-2-carboxylic acid methyl ester

5,8-dimethoxy-2-methyl-3,4-dihydro-2H-pyrano[2,3-d]pyridazine