HYDROPYRIDINES (HETEROCYCLIC HYDROCARBONS)
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BTPYRIDINE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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UDC547.822.1
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Descriptor GERHYDROPYRIDINE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Descriptor ENGHYDROPYRIDINES (HETEROCYCLIC HYDROCARBONS)
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Descriptor FREHYDROPYRIDINES (HYDROCARBURES HÉTÉROCYCLIQUES)
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Variant GERPYRIDIN UND DERIVATE/HYDRIERTE PYRIDINE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Variant ENGPYRIDINE AND DERIVATIVES/HYDROGENATED PYRIDINES (HETEROCYCLIC HYDROCARBONS)
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Variant FREPYRIDINE ET DÉRIVÉS/PYRIDINES HYDROGÉNÉES (HYDROCARBURES HÉTÉROCYCLIQUES)
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NTPIPERIDINE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)