((4-METHYL-2-PYRIDYLAMINO)METHYLIDENE)MALONIC ACID DIETHYL ESTER

Dibenzoyl-L-tartaric acid

(R)-(-)-N-(PHENYLSULPHONYL)GLUTAMIC ACID

2,3-O-CYCLOHEXYLIDENE-L(-)-ERYTHRURONOLACTONE

D-3-Bromocamphor-8-sulfonic acid ammonium salt

L-(+)-MANDELIC ACID ETHYL ESTER