Tri-O-acetyl-D-glucal

1-(4-Methylphenyl)-1-cycloprop

2-(Trifluoromethyl)benzoic aci

2,4,5-Trifluorophenylboronic a

Ethyl 2,4-Dioxovalerate

3-Chloro-5-fluorobenzonitrile,

L(+)-Leucinol

N,N-Diethyl-1,1,2,3,3,3-hexafl

5-Bromo-6-chloro-2-picoline

Di-2-pyridyl thionocarbonate,

2',6'-Difluoroacetophenone