Position

dH, J Hz

1

2

3

4

5

6

7

8

NH

7.84 (s)

7.84 (s)

8.14 (s)

8.62

7.74 (s)

7.94 (s)

8.11 (s)

1

7.40 (d, 7.91 Hz)

1a

2

7.46 (s)

7.32 (d, 8.41 Hz)

6.68 (s)

3

4

7.66 (s)

7.67 (s)

8.42 (s)

7.48 (s)

8.14 (s)

7.54 (s)

7.87 (s)

7.45 (s)

4a

5

7.90 (d, 7.33 Hz)

7.91 (d, 7.08 Hz)

7.98 (d, 7.81 Hz)

7.89 (d, 7.08 Hz)

8.11 (d, 7.93 Hz)

7.71 (d, 8.24 Hz)

8.04 (d, 7.91 Hz)

7.98 (d, 7.81 Hz)

5a

6

7.17 (ddd, 8.6, 7.08, 0.97 Hz)

7.18 (ddd, 8.6, 7.08, 0.98 Hz)

7.25 (ddd, 8.24, 7.32, 0.91 Hz)

7.14 (t, 7.45 Hz)

7.32 (t, 7.93 Hz)

6.67 (dd, 8.24, 2.14 Hz)

7.21 (m)

7.15 (m)

7

7.29 (ddd, 8.06, 7.08, 0.97 Hz)

7.30 (ddd, 8.06, 7.08, 0.98 Hz)

7.38 (ddd, 8.45, 7.32, 1.22 Hz)

7.24 (t, 7.08 Hz)

7.51 (t, 8.24 Hz)

7.21 (m)

7.15 (m)

8

7.36 (d, 7.81 Hz)

7.36 (d, 8.06 Hz)

7.39 (d, 7.08 Hz)

7.46 (d, 10.50 Hz)

7.49 (d, 7.93 Hz)

6.83 (d, 2.14 Hz)

7.40 (d, 7.91 Hz)

7.31 (d, 6.35 Hz)

8a

9

6.63 (d, 9.76 Hz)

6.61 (d, 9.77 Hz)

6.63 (d, 9.77 Hz)

3.30 (d, 4.64 Hz)

6.61 (d, 10.00 Hz)

10

5.65 (d, 9.76 Hz)

5.69 (d, 9.77 Hz)

5.80 (d, 9.77 Hz)

1.45 (m)

5.65 (d, 10.00 Hz)

11

11-Me'

1.45 (s)

1.48 (s)

1.56 (s)

1.28 (s)

1.43 (s)

11-Me''

1.48 (s)

1.56 (s)

3-Me

2.33 (s)

2.33 (s)

2.32 (s)

2.31 (s)

2.53 (s)

2.49 (s)

3-CHO

10.50 (s)

10.05 (s)

1-OMe

4.06 (s)

3.89 (s)

1'

1.76 (t, 8.42 Hz)

1.45 (m)

1.75 (t, 8.39 Hz)

2'

2.15 (m)

1.45 (m)

2.16 (m)

3'

5.11 (t, 7.20 Hz)

1.45 (m)

5.11 (t, 7.17 Hz)

4'

5'

1.58 (s)

1.54 (s)

6'

1.65 (s)

1.65 (s)

4'-Me'

1.90 (s)

4'-Me''

1.90 (s)

7-OH

4.70 (s)