No. ofMonomers Electronic transition λmax (nm) Eexc (ev) O.S MO/Character Coefficient 1 S0→S1 251.55 4.93 0.0012 HOMO→LUMO 0.77 S0→S2 232.49 5.33 0.0376 HOMO+1→LUMO 0.92 S0→S3 203.50 6.10 0.2019 HOMO-1→LUMO 0.75 2 S0→S1 300.40 4.13 0.4614 HOMO→LUMO 0.97 S0→S2 274.03 4.53 0.0177 HOMO→LUMO+1 0.94 S0→S3 263.01 4.71 0.0041 HOMO-4→LUMO 0.75 3 S0→S1 312.63 3.97 0.5506 HOMO→LUMO 0.97 S0→S2 294.74 4.21 0.1948 HOMO→LUMO+1 0.98 S0→S3 269.29 4.60 0.0595 HOMO-1→LUMO 0.67 4 S0→S1 365.67 3.39 0.6315 HOMO→LUMO 0.99 S0→S2 334.87 3.70 0.2365 HOMO-1→LUMO 0.91 S0→S3 323.22 3.84 0.1734 HOMO→LUMO+1 0.91 5 S0→S1 380.63 3.33 0.9062 HOMO→LUMO 0.98 S0→S2 347.85 3.60 0.0334 HOMO→LUMO+1 0.78 S0→S3 344.46 3.66 0.1027 HOMO→LUMO+3 0.75

Table 6: Electronic transition data obtained by the TD/DFT-B3LYP/6-31G (d) calculation for MPCam.