HETEROCYCLIC HYDROCARBONS/NITROGEN DIHETERO, LINKED SYSTEMS
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BTHETERO-POLYCYCLIC HYDROCARBONS/NITROGEN DIHETERO
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BTNOT CONDENSED HETERO-POLYCYCLIC HYDROCARBONS
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UDC547.89,9*1*1*2*A
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Descriptor GERHETEROCYCLISCHE KOHLENWASSERSTOFFE/STICKSTOFF-DIHETERO , VERKETTETE
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Descriptor ENGHETEROCYCLIC HYDROCARBONS/NITROGEN DIHETERO, LINKED SYSTEMS
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Descriptor FREHYDROCARBURES HÉTÉROCYCLIQUES/CYCLES ENCHAÎNÉS, AZOTE-DIHÉTÉRO
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Variant GERHETEROZYKLISCHE KOHLENWASSERSTOFFE/STICKSTOFF-DIHETERO, VERKETTETE
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NTPHENYLPYRROLES + BIPYRROLES (HETEROCYCLIC HYDROCARBONS)
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NTTETRAPYRROLE COMPOUNDS + POLYPYRROLE COMPOUNDS (HETEROCYCLIC HYDROCARBONS)