Table 2.

¹³C-NMR (100 MHz, DMSO-d₆) of the five compounds.

Carbon	Compound
	1	2	3	4	5
1		121.95	123.8	92.9	95.6
2	164.2	131.98	116.6
3	103.6	115.56	146.8	141.2	142.8
4	182.4	162.02	152.0	101.6	103.6
5	162.7	115.56	118.6	35.3	36.8
6	99	131.98	124.8	80.1	82.1
7	164.5		170.9	58.3	59.9
8	94			65.7	67.2
9	158.1			41.7	43.7
10	104.7			58.5	61.8
1′	123.1			97.8	99.6
2′	113.5			73.3	75.6
3′	145.8			77.5	78.5
4′	149.4			70.4	72.4
5′	116			76.5	77.5
6′	119.5			61.5	63.9
1″				119.4	122.4
2″				131.6	116.6
3″				115.4	146.4
4″				162.4	152.4
5″				115.4	117.4
6″				131.6	124.6
7″				165.5	168.8