| 1 | 293499 | 其他杂环化合物 | Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excluding with oxygen only or with nitrogen hetero-atom[s] only, compounds containing in the structure an unfused thiazole ring or a benzothiazole or phenothiazine ring-system, not further fused and aminorex "INN", brotizolam "INN", clotiazepam "INN", cloxazolam "INN", dextromoramide "INN", haloxazolam "INN", ketazolam "INN", mesocarb "INN", oxazolam "INN", pemoline "INN", phendimetrazine "INN", phenmetrazine "INN", sufentanil "INN", and salts thereof, and inorganic or organic compounds of mercury whether or not chemically defined, and products of 3002 10) | 19 |
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| 2 | 293329 | 其他结构上含有非稠合咪唑环的化合物 | Heterocyclic compounds with nitrogen hetero-atom[s] only, containing an unfused imidazole ring, whether or not hydrogenated, in the structure (excluding hydantoin and its derivatives, and products of subheading 3002 10) | 15 |
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| 3 | 291899 | 其他含附加含氧基羧酸及其酸酐等及其衍生物 | Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives (excluding only with alcohol, phenol, aldehyde or ketone function, and 2,4,5-T [ISO] [2,4,5-trichlorophenoxyacetic acid] and its salts and esters) | 14 |
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