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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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39/00
Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
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C07C39/205
polycyclic, containing only six-membered aromatic rings as cyclic parts with unsaturation outside the rings
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C07C39/21
with at least one hydroxy group on a non-condensed ring
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