Table 3.

HSQC and HMBC correlations of Nigronapthaphenyl.

C#	HSQC (ppm)	HMBC
1	8.00	2,3
2		1,3,10
3		-
4	8.63	3,5
5		-
6		-
7	6.69	6,8,9
8		-
9		-
10		-
11	7.88	12,16
12		11,13
13		12,14,15
14	7.53	13,15
15		14,16
16		-
17		-
18	4.18	6
19	3.98	8
20	4.10	9