490-10-8 5,6,7,7a-Tetrahydro-4,7-dimethyl-cyclopenta(c)pyran-1(4ah)-one Cyclopenta(c)pyran-1-(4aH)-one, 5,6,7,7a-tetrahydro-4,7-dimethyl- Cyclopentanecarboxylic acid, 2-(2-hydroxy-1-methylvinyl)-5-methyl-, delta-lactone (6CI,7CI) MD(sub 1) 84 Nepetalactone