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Abstract
Two new halogenated metabolites, laurenhalogens A (1) and B (2), along with four known ones (3–6), were isolated from the red alga Laurencia sp. The structures of 1 and 2 were determined by the means of UV, IR, MS, NMR and X-ray diffraction analysis. In addition, the antibacterial activities of 1–6 were also evaluated.
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Disclosure statement
No potential conflict of interest was reported by the authors.
Additional information
Funding
This study was financially supported by the Department of Natural Resources of Guangdong Province (Nos. GDNRC [2021] 48 and GDNRC [2020] 037); National Key Research and Development Plan of China (Nos. 2019YFD0901905 and 2018YFC0310900); the National Natural Science Foundation of China (Nos. 41876145, 81874292 and 21672084); the Science and Technology Planning Project of Guangzhou (Nos. 202102010066 and 201704030042).