(-)-Hardwickiic acid

(4aR)-5β-[2-(3-Furyl)ethyl]-3,4,4aβ,5,6,7,8,8a-octahydro-5,6α,8aα-trimethyl-1-naphthalenecarboxylic acid

1-Naphthalenecarboxylic acid, 5-(2-(3-furanyl)ethyl)-3,4,4A,5,6,7,8,8A-octahydro-5,6,8A-trimethyl-, (4ar-(4aalpha,5alpha,6beta,8abeta))-