HETEROCYCLIC HYDROCARBONS/FIVE-MEMBERED RINGS, POLYHETERO
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BTHETEROCYCLIC COMPOUNDS/FIVE-MEMBERED RINGS
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UDC547.7/.8*0*2*3
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Descriptor GERHETEROCYCLISCHE KOHLENWASSERSTOFFE/FÜNFGLIEDRIGE RINGE, POLYHETERO (HETEROCYCL.KWS.)
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Descriptor ENGHETEROCYCLIC HYDROCARBONS/FIVE-MEMBERED RINGS, POLYHETERO
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Descriptor FREHYDROCARBURES HÉTÉROCYCLIQUES/CYCLES À CINQ MEMBRES, POLYHÉTÉRO
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Variant GERHETEROZYKLISCHE KOHLENWASSERSTOFFE/FÜNFGLIEDRIGE RINGE,POLYHETERO
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Variant GERFÜNFGLIEDRIGE HETEROCYCLEN, POLYHETERO (ORGANISCHE CHEMIE)
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Variant GERHETEROCYCLEN/FÜNFGLIEDRIGE HETEROCYCLEN, POLYHETERO (ORGANISCHE CHEMIE)
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Variant GERHETEROZYKLEN/FÜNFGLIEDRIGE HETEROZYKLEN, POLYHETERO (ORGANISCHE CHEMIE)
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Variant ENGFIVE-MEMBERED HETEROCYCLES, POLYHETERO (ORGANIC CHEMISTRY)
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Variant ENGHETEROCYCLES/FIVE-MEMBERED HETEROCYCLES, POLYHETERO (ORGANIC CHEMISTRY)
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Variant FREHÉTÉROCYCLES À CINQ MEMBRES, POLYHÉTÉRO (CHIMIE ORGANIQUE)
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NTHETERO-MONOCYCLIC HYDROCARBONS/MORE THAN 2 NITROGENS IN THE RING, 5-MEMBERED RING
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NTHETERO-MONOCYCLIC HYDROCARBONS/NITROGEN, PHOSPHORUS AS HETEROATOMS, TETRAHETERO, 5-MEMBERED RING
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NTHETERO-MONOCYCLIC HYDROCARBONS/NITROGEN, SULFUR AS HETEROATOMS, TRIHETERO, 5-MEMBERED RING