Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
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C07C255/49
having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
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C07C255/58
containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the carbon skeleton
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C07C255/59
the carbon skeleton being further substituted by singly-bound oxygen atoms
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