11049-71-1 11081-26-8 41787-75-1 54278-78-3 Acroptilin Chlorohyssopifolin C Propanoic acid, 3-chloro-2-hydroxy-2-methyl-, decahydro-8-hydroxy-3,6-bis(methylene)-2-oxospiro(azuleno(4,5-b)furan-9(2H),2'-oxiran)-4-yl ester, (3aR-(3a-alpha,4-alpha(S*),6a-alpha,8-beta,9-alpha,9a-alpha,9b-beta))-