Table 1.

NMR data of compound 1 (CDCl₃, 600 & 150 MHz).

Position	δC (mult.) a	δH (mult., J in Hz)	HMBC (H→C) b
1	67.7 CH2	3.78, dd (10.8, 4.2) 3.73, dd (10.8, 6.6)	H-2, H2-3, H-1′
2	69.3 CH	5.17, quin (5.4)	H2-1, H2-3
3	67.1 CH2	3.57, dd (10.8, 5.4) 3.54, dd (10.8, 4.8)	H2-1, H-2, H2-1′′′, H2-2′′′
1′	80.3 CH	3.66, t (6.0)	H2-1, H-2′, H-3′, H-4′, H-5′
2′	71.4 CH	3.93, t (6.0)	H-1′, H-3′, H-4′, H-5′
3′	78.5 CH	3.84, t (6.0)	H-1′, H-2′, H-4′, H-5′
4′	77.0 CH	3.69, t (7.2)	H-1′, H-2′, H-3′, H-5′
5′	77.2 CH	3.90, t (6.6)	H-1′, H-2′, H-3′, H-4′
1″	172.1 qC	-	H-2, H-1′, H2-2″, H2-3″
2″	32.5 CH2	2.33, t (7.8)	H2-3″
3″	23.0 CH2	1.60, quin (7.2)	H2-2″
4″–11″	20.8–35.1 CH2	1.25, m
12″	35.2 CH2	1.06, m	H2-11″, H-13″, H3-16″
13″	30.8 CH	1.35, m	H2-12″, H3-15″, H3-16″
14″	30.0 CH2	1.25, m	H-13″, H3-15″, H3-16″
15″	12.2 CH3	0.88, t (6.6)	H-13″, H2-14″
16″	17.7 CH3	0.83, d (6.6)	H2-12″, H-13″, H2-14″
1′′′	70.0 CH2	3.45, dd (6.6, 2.4) 3.41, dd (6.6, 2.4)	H2-3′′′, H2-2′′′
2′′′	27.8 CH2	1.53, quin (7.2)	H2-1′′′, H2-3′′′
3′′′–12′′′	20.8–35.1 CH2	1.25, m
13′′′	37.1 CH2	1.15, m	H2-12′′′, H3-15′′′, H3-16′′′
14′′′	26.0 CH	1.50, m	H2-13′′′, H3-15′′′, H3-16′′′
15′′′	20.7 CH3	0.85, d (6.6)	H2-12′′′, H2-13′′′, H-14′′′, H3-16′′′
16′′′	20.7 CH3	0.85, d (6.6)	H2-12′′′, H2-13′′′, H-14′′′, H3-15′′′

^a multiplicities were deduced from DEPT and multiplicity-edited HSQC; ^b HMBC correlations are from proton(s) stated to the indicated carbons.