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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C12P 33/16

Acting at 17 position

Introduced: January 1980

Full Title

Preparation of steroids > Acting on D ring > Acting at 17 position

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1980.

Child Classifications

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  • C12P 33/18 Hydroxylating at 17 position since 1980 IPC+CPC Available in IPC and CPC