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1-Nitroaknadinine from Stephania sutchuenensis

Wang Xian-kai, Zhao Yu-rui, Zhao Tong-feng, 1993 .

Three cissampareine-type bisbenzylisoquinoline alkaloids from Cyclea species

Y. Shizuri, S. Yamamura, Wang Xian-kai, 1993 .

Head-to-tail bisbenzylisoquinoline alkaloids from Cyclea sutchuenensis

Y. Shizuri, S. Yamamura, Wang Xian-kai, 1993 .