THE IN VITRO ANTIOXIDANT PROPERTIES OF 2-ALKOXYPHENYLCARBAMIC ACID DERIVATIVES CONTAINING A 4´-(SUBSTITUTED PHENYL)PIPERAZIN-1´-YL MOIETY DETERMINED BY THE 2,2´-AZINOBIS(3-ETHYLBENZOTHIAZOLINE-6-SULFONIC ACID) DERIVED RADICAL CATION (ABTS•+) AND FERRIC RE
Indonesian Journal of Pharmacy