101932-08-5 2-Methyl-3-quinuclidyl cyclopentyl(3-methyl-1-butynyl)glycolate A 2-Methyl-3-quinuclidyl cyclopentyl(3-methyl-1-butynyl)glycolate B Cyclopentaneglycolic acid, alpha-(3-methylbut-ynyl)-, 2-methyl-3-quinuclidinyl ester