Table 2.

¹³C-NMR data of compounds 1–4 (100 MHz, δ in ppm).

1 a		2 a		3 a		4 b
C	δC	C	δC	C	δC	C	δC
1	90.8, CH	1	175.2, C	1	72.8, CH2	1	70.2, CH2
3	142.4, CH	3	71.5, CH2	3	72.8, CH2	2	54.5, CH
4	109.8, C	4	144.5, C	4	156.2, C	3	72.3, CH
5	35.4, CH	5	41.2, CH	5	49.8, CH	4	131.6, CH
6	59.9, CH	6	40.0, CH2	6	39.2, CH2	5	132.7, CH
7	60.3, CH	7	90.1, CH	7	131.4, CH	6	34.2, CH2
8	80.2, C	8	86.1, C	8	144.4, C	7-20	29.5–30.5, CH2
9	43.6, CH	9	54.2, CH	9	99.8, C	21	35.7, CH
10	67.2, CH2	10	22.5, CH3	10	59.3, CH2	22	30.5, CH2
11	69.8, CH2	11	113.8, CH2	11	105.4, CH2	23	19.6, CH3
1′	165.8, C	1′	99.9, CH	1′	103.9, CH	24	11.8, CH3
2′	114.6, CH	2′	75.5, CH	2′	74.8, CH	1′	175.6, C
3′	162.1, C	3′	78.7, CH	3′	77.7, CH	2′	72.5, CH
4′	33.8, CH2	4′	72.3, CH	4′	72.3, CH	3′	35.8, CH2
5′	11.7, CH3	5′	78.3, CH	5′	76.0, CH	4′	26.2, CH2
6′	19.0, CH3	6′	68.3, CH2	6′	65.2, CH2	5′-15′	29.5–30.5, CH2
1”	100.4, CH	1”	111.5, CH	1”	122.4, C	16′	32.2, CH2
2”	72.6, CH	2”	76.2, CH	2”	132.9, CH	17′	22.8, CH2
3”	73.2, CH	3”	80.8, C	3”	116.6, CH	18′	14.2, CH3
4”	69.2, CH	4”	75.4, CH2	4”	164.2, C	1”	105.6, CH
5”	75.6, CH	5”	65.8, CH2	5”	116.6, CH	2”	75.2, CH
6”	63.4, CH2			6”	132.9, CH	3”	78.6, CH
				7”	167.8, C	4”	71.5, CH
						5”	78.7, CH
						6”	62.6, CH2

^a Measured in CD₃OD at 30 °C; ^b Measured in C₅D₅N-d₅ at 30 °C.