[1]Hoang Anh, N.T. et al. 2017. Chemical constituents of Chirita drakei Burtt collected in Ha Long Bay, Quang Ninh province, Viet Nam. Part 2. Compounds isolated from the n-butanol extract. <i>Vietnam Journal of Chemistry</i>. 55, 4 (Aug. 2017), 504. DOI:https://doi.org/10.15625/2525-2321.2017-00499.