alpha-(1-butynyl)-cyclopentaneglycolic aci 1-methyl-4-piperidyl ester |
1-methyl-4-piperidyl cyclopentyl(1-butynyl)glycolate |
alpha-(1-butynyl)cyclopentaneglycolic acid 1-methyl-4-piperidyl ester |
alpha-(1-butynyl)-cyclopentaneglycolic aci1-methyl-4-piperidyl ester |