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. 2016 Nov 3;17:865. doi: 10.1186/s12864-016-3171-7

Fig. 2.

Fig. 2

HPLC analysis and structure analyses of the main compounds produced by YD25T. a HPLC analysis of the fraction extracted from YD25T; b The ESI-MS/MS analyses of sw-0 extracted from YD25T; c The structure of sw-0 has been constructed with the positions of bonds whose breakage resulted in the formation of the respective fragments; d The ESI-MS/MS analyses of component sw-5; e The structure of sw-5 has been constructed, and key ROESY and HMBC correlations for sw-5 are shown