PYRIDINE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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BTPYRIDINE COMPOUNDS (HETEROCYCLIC HYDROCARBONS)
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UDC547.821
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Descriptor GERPYRIDIN UND DERIVATE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Descriptor ENGPYRIDINE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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Descriptor FREPYRIDINE ET DÉRIVÉS (HYDROCARBURES HÉTÉROCYCLIQUES)
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NTADDITION PRODUCTS OF PYRIDINE (HETEROCYCLIC HYDROCARBONS)
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NTAZAINDOLES + PYRROLOPYRIDINES (HETEROCYCLIC HYDROCARBONS)
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NTBIPYRIDINE (HETEROCYCLIC HYDROCARBONS)
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NTCARBONYL DERIVATIVES OF PYRIDINE (HETEROCYCLIC HYDROCARBONS)
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NTQUINOLINE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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NTHYDROPYRIDINES (HETEROCYCLIC HYDROCARBONS)
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NTHYDROXYPYRIDINES + HYDROXYPIPERIDINES (HETEROCYCLIC HYDROCARBONS)
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NTNAPHTHYRIDINES (HETEROCYCLIC HYDROCARBONS)
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NTPICOLINES AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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NTPOLYVINYL PYRIDINES (PLASTICS)
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NTPYRIDINE AND DERIVATIVES/POLYCYCLIC SYSTEMS, CONDENSED (HETEROCYCLIC HYDROCARBONS)
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NTPYRIDINE, HALOGENATED AND PIPERIDINE, HALOGENATED (HETEROCYCLIC HYDROCARBONS)
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NTPYRIDINE ALKALOIDS
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NTPYRIDINE CARBOXYLIC ACIDS (HETEROCYCLIC HYDROCARBONS)
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NTPYRIDINE-NITROGEN DERIVATIVES AND PIPERIDINE-NITROGEN DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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NTPYRIDOINDOLS AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)