| 1 | 475-80-9 | 马兜铃酸B | Aristolochic acid B | C16H9NO6
| 标准品;对照品;中药对照品;植物提取物;对照品,标准品;标准品，对照品;分析试剂-对照品;对照品-中药对照品;标准品 -中药标准品 | |
| 2 | 137522-88-4 | 3-(4-Nitrophenyl)-4-oxo-4H-chromen-7-yl formate | 3-(4-Nitrophenyl)-4-oxo-4H-chromen-7-yl formate | C16H9NO6
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| 3 | | 2-[4-Nitrophenyl]-4-oxo-4H-1-benzopyran-3-carboxylic acid | 2-[4-Nitrophenyl]-4-oxo-4H-1-benzopyran-3-carboxylic acid | C16H9NO6
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| 4 | 57319-64-9 | 3-(1,3-benzodioxol-5-ylmethylene)-6-nitro-2-benzofuran-1(3H)-one | 3-(1,3-benzodioxol-5-ylmethylene)-6-nitro-2-benzofuran-1(3H)-one | C16H9NO6
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| 5 | 47275-11-6 | 1,3-BENZENEDICARBOXYLICACID,5-(1,3-DIHYDRO-1,3-DIOXO-2H-ISOINDOL-2-YL)- | 1,3-Benzenedicarboxylicacid, 5-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)- | C16H9NO6
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