acetyl-2 trihydroxy-2α,4α,5 methoxy-7 tetrahydro-1,2,3,4 naphtacenedione-6,11

α,α-(2-indane)-β-benzoylpropionic acid

1,2,3,4-tetrahydro-12H-benz[a]anthracen-7-one

6,6a,12,12a-tetrahydro-benz[a]anthracene-5,7-dione

8,9,10,11-Tetrahydrobenzo(B)phenanthren-8-ol