1

2

HMBC

HSQC

HSQC

C

δ_C

δ_H

C

δ_c

δ_H

²J_C-H

³J_C-H

1

122.25

-

1, 1'

107.61

-

-

H-5/H-5'

2/6

110.53

7.06 (s)

2, 2'

136.41

-

-

-

3/5

146.52

-

3, 3'

139.71

-

-

H-5/H-5'

4

139.70

-

4, 4'

148.17

-

H-5/H-5'

-

1'

170.59

-

5, 5'

110.25

7.46 (s)

-

-

6, 6'

112.37

-

H-5/H-5'

-

7, 7'

159.20

-

-

H-5/H-5'