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Table 3 1H- and 13C-NMR spectra data for compound 1

From: Xanthine oxidase inhibitory activity of a new isocoumarin obtained from Marantodes pumilum var. pumila leaves

No

δC (ppm)

δH (ppm)

1

162.7

–

3

157.1

–

4

139.9

–

4a

110.2

–

5

153.1

–

OCH3

56.6

3.89, s

6

101.8

6.91, s

7

142.5

–

OH

–

–

8

119.8

–

8a

131.1

 

9

18.8

2.45, s

10

15.2

2.65, s

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BMC Complementary Medicine and Therapies

ISSN: 2662-7671

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