6,7-Dihydroxyroyleanone

6β,7α,12-Trihydroxyabieta-8,12-diene-11,14-dione

(4bS)-4b,5,6,7,8,8aβ,9,10-Octahydro-3,9α,10β-trihydroxy-2-isopropyl-4bα,8,8-trimethyl-1,4-phenanthrenedione