1 1WO (5beta)-11-hydroxyabieta-7,9(11),13-triene-6,12-dione 1.000 2 J6C Miltiradiene 0.870 3 A9H Abietic acid 0.800 4 3UM (5beta,6alpha,8alpha,14alpha)-13-ethenyl-5,6-dihydroxy-14-methylpodocarp-12-en-15-oic acid 0.741