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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2602/00
Systems containing two condensed rings
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C07C2602/02
the rings having only two atoms in common
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C07C2602/04
One of the condensed rings being a six-membered aromatic ring
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C07C2602/08
the other ring being five-membered, e.g. indane
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