| 英文名称: | | 6-morpholino-3-pyridazinecarboxylic aci 2-(2-carboxy-1-methylethylidene)hyd | | razide, ethyl ester | | 6-(4-morpholinyl)-3-pyridazinecarboxylic aci (3-ethoxy-1-methyl-3-oxoprop | | ylidene)hydrazide | | 3-pyridazinecarboxylic acid, 6-morpholino-,2-(2-carboxy-1-methylethylidene)hydrazide, ethyl ester |
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