Complex No.

δ 13C=N (ppm)

δ 1H-CH=N (ppm)

Complex No.

δ 13C=N (ppm)

δ 1H-CH=N (ppm)

1

163.50

9.44

8

159.39

9.26

2

164.11

9.15

9

161.13

9.11

3

146.24

9.42

10

163.46

9.12

4

159.25

9.25

11

164.97

9.41

5

161.02

9.01

12

160.52

9.26

6

164.65

9.15

13

162.00

9.08

7

164.15

9.43