Structure: 1   Energy = -22.1 ± 1.2
Structure: 2   Energy = -24.0 ± 1.2
Structure: 3   Energy = -23.6 ± 1.7
Structure: 4   Energy = -19.4 ± 1.2
Structure: 5   Energy = -22.4 ± 1.5
Structure: 6   Energy = -22.2 ± 1.6
