[(5,6,9a-substituted-3-oxo-1,2,9,9a-tet rahydro-3H-fluoren-7-yl)
[(5,6,9a-Substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)o
[1-Oxo-2-halo(or hydrogen) indanyloxy]-alkanoic acid
[3,4-dichloro-6,7,8,8a,9,10-hexahydro-6-oxo-8a-substituted-2-phe
[5,6,9A-Substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)ox
[N-benzyl-o-(2,6-dichloroanilino)phenyl]acetic acid derivatives