Table 5.

Calculated storage energies (ΔH) and dipole oscillator strengths for the first excitation (f) for compounds 4 a–d and 5.

Entry	ΔH [kJ mol−1]	f [a.u.]
4 a	118.46	0.44
4 b [a]	121.00	0.66/0.64
4 c [a]	119.03	0.53/0.52
4 d	124.46	0.83
5	114.27	0.16

[a] Data for both rotamers are provided.