Structure: 1   Energy = -28.0 ± 1.0
Structure: 2   Energy = -27.9 ± 0.8
Structure: 3   Energy = -27.4 ± 0.9
Structure: 4   Energy = -25.2 ± 1.1
Structure: 5   Energy = -26.8 ± 1.3
Structure: 6   Energy = -25.8 ± 0.9
