1 3UM (5beta,6alpha,8alpha,14alpha)-13-ethenyl-5,6-dihydroxy-14-methylpodocarp-12-en-15-oic acid 1.000 2 A9H Abietic acid 0.840 3 J6C Miltiradiene 0.760 4 1WO (5beta)-11-hydroxyabieta-7,9(11),13-triene-6,12-dione 0.741 5 NE4 (8alpha,9beta,10alpha,13alpha)-kaur-16-en-18-oic acid 0.704