HETEROCYCLIC HYDROCARBONS/NITROGEN MONOHETERO
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BTHETEROCYCLIC HYDROCARBONS/NITROGEN AS HETEROATOM
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UDC547.7/.8*HA*1*1
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Descriptor GERHETEROCYCLISCHE KOHLENWASSERSTOFFE/STICKSTOFF MONOHETERO
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Descriptor ENGHETEROCYCLIC HYDROCARBONS/NITROGEN MONOHETERO
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Descriptor FREHYDROCARBURES HÉTÉROCYCLIQUES/AZOTE-MONOHÉTÉRO
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Variant GERHETEROZYKLISCHE KOHLENWASSERSTOFFE/STICKSTOFF MONOHETERO
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Variant GERHETEROCYCLEN/STICKSTOFF MONOHETERO
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Variant GERHETEROZYKLEN/STICKSTOFF MONOHETERO
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Variant ENGHETEROCYCLES/NITROGEN MONOHETERO
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Variant FREHÉTÉROCYCLES/AZOTE-MONOHÉTÉRO
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NTHETERO-MONOCYCLIC HYDROCARBONS/NITROGEN AS HETEROATOM