Table 1 ¹³C NMR (100 MHz) data of Compounds 1 − 2^a

2

157.80,C

157.79,C

3

135.11,C

135.12,C

4

178.77,C

178.77,C

5

160.98,C

160.99,C

6

98.59,CH

98.60,CH

7

161.88,C

161.89,C

8

108.77,C

108.78,C

9

153.48,C

153.49,C

10

106.06,C

106.07,C

11

21.89,CH₂

21.90,CH₂

12

122.60,CH

122.61,CH

13

131.58,C

131.58,C

14

25.94,CH₃

25.93,CH₃

15

18.33,CH₃

18.33,CH₃

1'

122.73,C

122.74,C

2',6'

131.04,CH

131.04,CH

3',5'

114.55,CH

114.56,CH

4'

159.56,C

159.56,C

1''

102.46,CH

102.46,CH

2''

70.12,CH

70.13,CH

3''

70.55,CH

70.55,CH

4''

71.18,CH

71.17,CH

5''

70.78,CH

70.79,CH

6''

17.93,CH₃

17.93,CH₃

1'''

101.01,CH

101.01,CH

2'''

73.83,CH

73.84,CH

3'''

77.07,CH

77.08,CH

4'''

71.58,CH

71.85,CH

5'''

77.66,CH

77.67,CH

6'''

61.10,CH₂

70.17,CH₂

OCH₃

55.98,CH₃

55.99,CH₃