Table 2. Hydrodynamic radii estimated from ¹H-DOSY experiments (r_H) and computed with the SMD-M06-2x/6-311G++(2d,2p) approximation (r_calc). The values are reported in angstroms.

Compound	r H a	r calc
A1	3.49	4.04
A2	3.57	3.96
A4	4.16	4.29
A5	4.01	4.33
A6	3.77	5.30
A7	4.11	5.33
I1	4.33	4.46
I2	5.52	5.81
I3	5.04	6.18
I4	3.39	4.03
I5	5.12	6.30
I8	10.58	9.67

^aTMS as an internal standard reference.23