. . "C005419" . "oxybutynin"@en . "4-(diethylamino)-2-butynyl-alpha-phenylcyclohexaneglycolate"@en . . . . "C0069805" . "4-(diethylamino)-2-butynyl-alpha-cyclohexyl-alpha-hydroxybenzeneacetate"@en . "oxybutynin"@en . .