3,3-DICHLOROHEXAHYDRO-7-METHOXY-7,9B-DIMETHYL-1H-4,6,9A-(EPOXYMETHENO)-2-OXACYCLOOCTA(CD)PENTALENE-2A,4A(5H,9BH)-DIOL, (2AR-(2A.BETA.,4.BETA.,4A.ALPHA.,6.BETA.,7.BETA.,9A.BETA.,9B.ALPHA.,10R*))-
3,3-dichlorohexahydro-7-methoxy-7,9b-dimethyl-1h-4,6,9a-(epoxymetheno)-2-oxacycloocta(cd)pentalene-2a,4a(5h,9bh)-diol, (2ar-(2a.beta.,4.beta.,4a.alpha.,6.beta.,7.beta.,9a.beta.,9b.alpha.,10r*))-