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PCE
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DIFF Subgroup
C08G 73/0622

Full Title

Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00 > Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule

Of 3 combined children, 0 exist in both systems.

3 codes are CPC-only extensions.