Table 4.

Linear regression equations, intercepts in ppm. If not specified, both trimers yield the same results.

Eq.	No	Intercept	Slope	R2	Atom	Exp.	Calcd
1	26	(3.2 ± 0.7)	(0.55 ± 0.10)	0.563	1H	solution	gas phase
2	26	(1.2 ± 0.6)	(0.81 ± 0.08)	0.797	1H	solution	DMSO
3	59	−(0.2 ± 1.3)	(1.00 ± 0.01)	0.993	13C	solution	gas phase
4	59	−(0.7 ± 0.7)	(1.000 ± 0.001)	0.998	13C	solution	DMSO
5	59	−(0.7 ± 2.0)	(1.01 ± 0.02)	0.987	13C	CPMAS	gas phase
6	59	−(0.8 ± 1.2)	(1.01 ± 0.01)	0.993	13C	CPMAS	DMSO
7a	58	−(0.2 ± 1.3)	(1.00 ± 0.01)	0.994	13C	solution	gas phase
8a	58	−(0.7 ± 0.7)	(1.000 ± 0.005)	0.998	13C	solution	DMSO
9a	53	−(0.6 ± 1.9)	(1.01 ± 0.02)	0.989	13C	CPMAS	gas phase
10a	53	−(1.1 ± 1.3)	(1.01 ± 0.01)	0.995	13C	CPMAS	DMSO
11	6	(6.6 ± 7.2)	(0.95 ± 0.06)	0.986	13C	CPMAS	monomerb
12	6	(5.2 ± 3.3)	(0.96 ± 0.03)	0.997	13C	CPMAS	trimer Ab
13	6	(3.7 ± 3.4)	(0.98 ± 0.03)	0.997	13C	CPMAS	trimer Bb
14	14	−(22.3 ± 7.3)	(0.86 ± 0.04)	0.978	15N	solution	gas
15	14	(10.5 ± 9.1)	(1.02 ± 0.05)	0.976	15N	solution	DMSO
16	14	−(51.0 ± 7.1)	(0.72 ± 0.04)	0.970	15N	CPMAS	gas
17	14	−(23.5 ± 7.5)	(0.86 ± 0.04)	0.976	15N	CPMAS	DMSO
18	10	−(1.4 ± 6.6)	(0.96 ± 0.03)	0.991	15N	solution	monomerb
19	10	(6.6 ± 10.4)	(1.00 ± 0.05)	0.979	15N	solution	trimerb
20	10	−(29.8 ± 5.3)	(0.82 ± 0.03)	0.991	15N	CPMAS	monomerb
21	10	−(23.8 ± 7.5)	(0.85 ± 0.04)	0.984	15N	CPMAS	trimerb

^aThe ¹³C signal of the CF₃ group has been removed. ^bDMSO calculations.