Composition #6: Kinoshita, K., Takizawa, T., Koyama, K., Takahashi, K., Kondo, N., Yuasa, H., Kawai, KI. New triterpenes from Trichocereus pachanoi. journal of natural products, 1995, vol. 58, no. 11, p. 1739–1744. DOI: 10.1021/np50125a016.
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