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合成参考文献
参考文献:10.1021/ja01178a029 摘要:Bhattacharya A, Chatterjee A, Bose PK. On an Alkaloid of Kopsia Fruticosa. I. J. Am. Chem. Soc. 1949 Oct;71(10):3370–2. doi: 10.1021/ja01178a029.