(+-)-(7-methoxy-2-methyl-2-carboxy-3.4-dihydro-2H-phenanthrylidene-(1seqtrans))-acetic acid

3-methoxy-13-methyl-12,14,15,16-tetrahydro-11H-cyclopenta[a]phenanthren-17-one

7-methoxy-2-methyl-1,2,3,4-tetrahydro-phenanthrene-2-carboxylic acid