Table 1.

Calculated spectral parameters

Bilin	C15 configuration	D-ring facial disposition	λvert	fL	Rv
PCB	Z, anti	D-αf*	631	0.69	−332
PCB	Z, anti	D-βf*	628	0.62	+274
PCB	E, anti	D-αf	656, 642	0.14, 0.49	−112, −263
PCB	E, anti	D-βf	640	0.45	+141
BV	Z, anti	D-αf	705	0.84	−315
BV	Z, anti	D-βf	752, 643	0.24, 0.59	+85, +129
BV	E, anti	D-αf	750, 665	0.31, 0.41	−187, −200
BV	E, anti	D-βf	721	0.33	+288

*Values from ref. 22.