Maltol

tert-Butyl acetate

Ethyl oxalyl monochloride

Difluorochloromethane

Diethyl ethoxymethylenemalonate

p-Hydroxybenzaldehyde

Phenyl isocyanate

3'-Chloropropiophenone

Salicylic acid

((5-Thiazolyl)methyl)-(4-nitrophenyl)carbonate