HETERO-POLYCYCLIC HYDROCARBONS/OXYGEN DIHETERO
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BTHETERO-POLYCYCLIC HYDROCARBONS/OXYGEN AS HETEROATOM
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UDC547.89,9*1*0*2
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Descriptor GERHETERO-POLYCYCLISCHE KOHLENWASSERSTOFFE/SAUERSTOFF-DIHETERO
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Descriptor ENGHETERO-POLYCYCLIC HYDROCARBONS/OXYGEN DIHETERO
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Descriptor FREHYDROCARBURES HÉTÉROPOLYCYCLIQUES/OXYGÈNE-DIHÉTÉRO
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Variant GERHETEROPOLYZYKLISCHE KOHLENWASSERSTOFFE/SAUERSTOFF-DIHETERO
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Variant GERHETEROPOLYCYCLEN/SAUERSTOFF-DIHETERO
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Variant GERHETEROPOLYZYKLEN/SAUERSTOFF-DIHETERO
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Variant ENGHETEROPOLYCYCLES/OXYGEN DIHETERO
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Variant FREHÉTÉROPOLYCYCLES/OXYGÈNE-DIHÉTÉRO
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NTHETERO-BICYCLIC HYDROCARBONS/OXYGEN DIHETERO
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NTHETERO-SPIROCYCLIC HYDROCARBONS/OXYGEN DIHETERO
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NTHETERO-TRICYCLIC HYDROCARBONS/OXYGEN DIHETERO