1',3'a,4',7'a-Tetrahydro-4',7'a-dihydroxy-2',4',6'-trimethylspiro(cyclopropane-1,5'-(5H)inden)-3'(2'H)-one (2'R-(2'alpha,3'aalpha,4'beta,7'aalpha))- 124818-28-6 Spiro(cyclopropane-1,5'-(5H)inden)-3'(2'H)-one, 1',3'a,4',7'a-tetrahydro-4',7'a-dihydroxy-2',4',6'-trimethyl-, (2'R-(2'alpha,3'aalpha,4'beta,7'aalpha))-