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Fig. 1 | BMC Complementary and Alternative Medicine

Fig. 1

From: Antiviral effect of compounds derived from the seeds of Mammea americana and Tabernaemontana cymosa on Dengue and Chikungunya virus infections

Fig. 1

Structures of the compounds that were identified from the seeds of M. americana and T. cymosa. They were identified by using Nuclear Magnetic Resonance in one and two dimensions (1D and 2D NMR) and mass spectrometry (MS) and were compared with data reported in the literature. a and b Coumarins derived from M. americana. c Voacangine derived from T. cymosa. d Lupeol acetate derived from T. cymosa

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