1 7MI Methyl (2s,4ar,4bs,5s,6as,10as,10bs,12as)-2,4b,7,7,10a,12a-hexamethyl-12-methylidene-5-oxidanyl-1,4,6,8-tetrakis(oxidanylidene) -5,6a,9,10,10b,11-hexahydro-4ah-naphtho[1,2-H]isochromene-2-carboxylate 1.000 2 7WU Methyl (2s,4ar,4bs,5s,6as,10as,10bs,12as)-2,4b,7,7,10a,12,12a-heptamethyl-5-oxidanyl-1,4,6,8-tetrakis(oxidanylidene)-4a,5,6a,9,10,10b-hexahydronaphtho[1,2-H]isochromene-2-carboxylate 1.000 3 0IP Terretonin C 0.857