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. 2017 Mar 6;10:118. doi: 10.1186/s13104-017-2441-z

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© The Author(s) 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Chemical structures of ursolic acid (1), quercetin-3-O-α-l-rhamnoside or quercitrin (2), quercetin 3-O-β-d-glucosyl (1→4)-α-l-rhamnoside (3), (8S)-kolavic acid 15-methyl ester (4), 13,14,15,16-tetranor-3-clerodene-12,18-dioic acid (5), methyl gallate (6), entadanin (7), bis-[(S)-(2,3-dihydroxypropyl)] hexacosanedioate (8)