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A new indole alkaloid from Nauclea officinalis (Pierre ex Pitard) Merr. et Chun
Xiaoxue Pi, Kehui Xie, Guangzhong Tu, Tianzhi Cai, Rong Yang, Qiong Wu, Hongzheng Fu
Journal of Chinese Pharmaceutical Sciences . 2014, (5): 306 -310 .  DOI: 10.5246/jcps.2014.05.042