SYNTHETIC COMMUNICATIONS
5
4a–4 m, which were further purified via flash column chromatography (hexane–EtOAc,
10:1) for their structural analysis.
Funding
We gratefully acknowledge financial support from the National Natural Science Foundation of China
(No. 21062007), the Opening Foundation of National Research Center for Carbohydrate Synthesis
(No. GJDTZX-KF-201414), the Opening Foundation of Key Laboratory of Functional Small Organic
Molecule, Ministry of Education (No. KLFS-KF-201411), and the Research Program of Jiangxi Prov-
ince Department of Education (No. GJJ11380).
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