Computed λ_max, E_x, LHE, oscillator strength (f), and transition character of IDR as well as ID1–ID7 compounds in CHCl₃.

Molecules	Experimental λmax (nm)	Computed λmax (nm)	E x (eV)	f	LHE	Transition character (H → L) (%)
IDR	670	654	1.89	2.54	0.9971	70
ID1	—	702	1.76	2.36	0.9956	70
ID2	—	673	1.84	2.57	0.9973	70
ID3	—	685	1.81	2.53	0.9971	70
ID4	—	673	1.84	2.63	0.9976	70
ID5	—	607	2.03	2.52	0.9970	70
ID6	—	725	1.70	2.05	0.9912	70
ID7	—	675	1.83	2.51	0.9969	70