1,2,3,4,-tetrakis (perfluoroalkyl)-1,3,-butadienes and their...

1,2,3,4,10,10a-hexahydrobenz¬g|isoquinoline compounds

1,2,3,4,4a,10b-hexahydro-benz¬f|isoquinoline compounds

1,2,3,4,4a,9a-hexahydro anthracene-9,10-dione, preparation...

1,2,3,4,5,6,7,8-octahydrophenanthrene-2-carboxylic acids and...

1,2,3,4,5,6-hexahydro-2,5-benzodiazacine derivatives

1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocin-10-oles,...

1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines and...

1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines and...

1,2,3,4,5,6-hexahydro-2,6-methano-3-benzazocines and...

1,2,3,4,5,6-hexahydro-2,6-methano-3-naphth (2,1-f) azocines

1,2,3,4,5,6-hexahydro-3-substituted-6, 11-lower alkyl-8...

1,2,3,4,5,6-hexahydro-azepino¬4,5-b|indoles and...

1,2,3,4,5,6-hexahydroazepino(4,5-b)indoles

1,2,3,4,5,6-hexahydroazepino¬4,5-b|indoles containing...

1,2,3,4,7,7-hexachloro-bicyclo-(2,2,1)-2,5-heptadiene

1,2,3,4,7,8-hexahydro-6h-[1,4]diazepino[6,7,1-ij]quinoline...

1,2,3,4,9,12-hexahydrophenanthrene and process of making same

1,2,3,4,9,9-hexachloro-1,4-dihydro-1,4-methanonaphthalene-5,...

1,2,3,4-tetrahydro-1,9-acridinediamines, a process for their...