OXYBUTYNIN IMPURITY A;4-(Diethylamino)but-2-ynyl (RS)-2-(cyclohex-3-enyl)-2-cyclohexyl-2-hydroxyacetate;Oxybutynin hydrochloride EP impurity A;Oxybutynin EP Impurity A;α-Cyclohexyl-α-hydroxy-3-cyclohexene-1-acetic Acid 4-(DiethylaMino)-2-butyn-1-yl Ester;4-(diethylamino)but-2-ynyl 2-cyclohex-3-en-1-yl-2-cyclohexyl-2-hydroxyacetate;Oxybutynin Impurity 1(Oxybutynin EP Impurity A);Oxybutynin EP Impurity A
(Mixture of Diastereomers)