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β-硝基苯乙烯类(1)与1,1-双吗啉基乙烯(2)(ChemBer 1962,95:2095——摘者)经加成得3,水解后可得标
β-nitrostyrenes (1) and 1,1-bmorpholinyl ethylene (2) (ChemBer 1962, 95: 2095 - pick) who added 3, after hydrolysis standard