Figure 5.

ΔEσ(σ,–;σ,–) of both hydrogen bonds, ΔEσ(σ,–;–,–) for the N(H)⋅⋅⋅O hydrogen bond, and ΔEσ(–,–;σ,–) for the N⋅⋅⋅(H)N hydrogen bond (see main text).

ΔEσ(σ,–;σ,–) of both hydrogen bonds, ΔEσ(σ,–;–,–) for the N(H)⋅⋅⋅O hydrogen bond, and ΔEσ(–,–;σ,–) for the N⋅⋅⋅(H)N hydrogen bond (see main text).