IMIDAZOLE AND DERIVATIVES/POLYCYCLIC SYSTEMS, CONDENSED (HETEROCYCLIC HYDROCARBONS)
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BTHETERO-POLYCYCLIC HYDROCARBONS/NITROGEN DIHETERO
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BTIMIDAZOLE AND DERIVATIVES (HETEROCYCLIC HYDROCARBONS)
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BTCONDENSED HETERO-POLYCYCLIC HYDROCARBONS/ONLY NITROGEN AS HETEROATOM
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UDC547.785.5
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Descriptor GERIMIDAZOL UND DERIVATE/POLYCYCLISCHE SYSTEME, KONDENSIERTE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Descriptor ENGIMIDAZOLE AND DERIVATIVES/POLYCYCLIC SYSTEMS, CONDENSED (HETEROCYCLIC HYDROCARBONS)
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Descriptor FREIMIDAZOLE ET DÉRIVÉS/COMPOSÉS POLYCYCLIQUES CONDENSÉS (HYDROCARBURES HÉTÉROCYCLIQUES)
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NTBENZIMIDAZOLE (HETEROCYCLIC HYDROCARBONS)
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NTDIAZAAZULENES (HETEROCYCLIC HYDROCARBONS)