Table 1. Single-excitation Hamiltonian (cm⁻¹) for a coupled trimer modeled on BChls 3, 6, and 7 of the FMO complex.

Site energies and electronic couplings are taken from (66).

BChl	3	6	7
3	12,210	−9.6	6
6	−9.6	12,630	39.7
7	6	39.7	12,440