Structure: 1   Energy = -28.0 ± 0.8
Structure: 2   Energy = -27.8 ± 0.6
Structure: 3   Energy = -28.0 ± 0.9
Structure: 4   Energy = -28.9 ± 0.9
Structure: 5   Energy = -27.0 ± 0.6
Structure: 6   Energy = -27.1 ± 1.2
