4. Organic compounds -- part of the class 532-570 series
  5. Organic compounds
  6. Chalcogen in the nitrogen containing substituent

David C. Humber

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1,2,3,9-tetrahydro-3-imidazol-1-ylmethyl-4H-carbazol-4-ones, com

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
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11 .alpha.-Amino-androstanes

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
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11.alpha.-Amino-3.beta.-hydroxy-androstanes

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
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11.alpha.-Amino-androstanes

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
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11.alpha.-amino-androstanes

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
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