Table 2. Oscillator Strength (F_os), Wavelength (λ), and Excitation Energy (E) of CC10R and CC10D1–CC10D8^a.

compounds	λ (nm)	E (eV)	fos	MO contributions
CC10R	714.354	1.736	1.602	H → L (95%), H-1 → L+1 (2%)
CC10D1	709.896	1.747	0.538	H → L (93%) H-2 → L (2%), H-1 → L (3%)
CC10D2	782.674	1.584	0.489	H → L (93%), H-1 → L (3%)
CC10D3	741.305	1.673	0.486	H → L (93%), H-2L (2%), H-1 → L (3%)
CC10D4	774.944	1.599	0.503	H → L (94%), H-1 → L (3%)
CC10D5	726.408	1.706	0.493	H → L (93%), H-2 → L (2%), H-1 → L (3%)
CC10D6	758.679	1.634	0.529	H → L (94%), H-1 → L (3%)
CC10D7	665.539	1.863	0.509	H → L (94%), H-2 → L (2%), H-1 → L (2%)
CC10D8	666.685	1.859	0.585	H → L (93%), H-2 → L (2%), H-1 → L (3%)

^aMO = molecular orbital; H = HOMO; L = LUMO; f_os = oscillator strength.