Table 4.

¹³C NMR Chemical shifts (δ, ppm) for carbons of MA alone (δ_guest) and their complexation induced shifts (CIS = δ_complex – δ_guest) in DMSO-d₆ at 25 °C.

MA carbons	δguest	CIS (CE)	CIS (KN)	CIS (PM)
C-1	170.66	–	0.34	0
C-2	149.22	−2.2	−1.43	−0.02
C-3	138.81	1.4	0.57	0
C-4	138.35	−0.93	−0.72	0
C-5	134.66	−2.76	−2.22	0
C-6	132.17	−1.16	−0.35	0
C-7	131.71	−2.64	−1.68	−0.02
C-8	129.89	−1.26	−1.08	−0.01
C-9	126.49	−2.22	−1.28	0.01
C-10	122.66	–	−2.31	−0.02
C-11	116.71	2.16	−0.60	0.01
C-12	113.55	2.43	−0.62	−0.01
C-13	111.69	1.11	–	0.03
C-14	20.69	−0.31	−0.38	0.01
C-15	14.14	−0.45	−0.45	0