Synonyms: Spiro[9H-cyclopenta[a]cyclopropa[f]cycloundecene-9,2'-oxiran]-4(1H)-one,1a,4a,5,6,7,7a,8,10,11,11a-decahydro-4a,7,8-trihydroxy-1,1,3,6-tetramethyl-(8CI); Spiro[9H-cyclopenta[a]cyclopropa[f]cycloundecene-9,2'-oxiran]-4(1H)-one,1a,4a,5,6,7,7a,8,10,11,11a-decahydro-4a,7,8-trihydroxy-1,1,3,6-tetramethyl-,[1aR-(1aR*,2E,4aR*,6S*,7S*,7aR*,8S*,9R*,11aS*)]-; 6,20-Epoxylathyrol;Epoxylathyrol; Lathyrol, 6,20-epoxy-