主题：【悬赏帖】求助文献5篇，谢谢！

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Phytochemistry 200363 (6) 727–731
Two very unusual macrocyclic flavonoids from the water lily Nymphaea lotus
Awatif A. Elegami, Catharine Bates, Alexander I. Gray, Simon P. Mackay, Graham G. Skellern, Roger D. Waigh,
http://www.sciencedirect.com/science/article/pii/S0031942203002383
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Phytochemistry 1990 29(8) 2491–2494
Some biologically active tannins of Nuphar variegatum
Kyoko Nishizawa, Isao Nakata, Atsushi Kishida, William A. Ayera, Lois M. Brownea
http://www.sciencedirect.com/science/article/pii/003194229085172C
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Journal of the Science of Food and Agriculture Volume 18, Issue 10, pages 470–473, October 1967
Chemical composition and utilisation of the roots of Nymphaea lotus L
S. Hujjatullah, A. K. Bloch andA. Jabbar
http://onlinelibrary.wiley.com/doi/10.1002/jsfa.2740181007/abstract
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Food Funct. 2013 Aug;4(8):1216-22. doi: 10.1039/c3fo60041f.
Anti-inflammatory effects of phenolic compounds isolated from the flowers of Nymphaea mexicana Zucc.
Hsu CL1, Fang SC, Yen gc.
http://pubs.rsc.org/en/Content/ArticleLanding/2013/FO/c3fo60041f
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Medicinal Chemistry Research June 2012, Volume 21, Issue 6, pp 783-787
Nymphasterol, a new steroid from Nymphaea stellata
Amita Verma, Bahar Ahmed, Rucha Upadhyay, Neetu Soni
http://link.springer.com/article/10.1007%2Fs00044-011-9591-7