Structure: 1   Energy = -15.2 ± 0.8
Structure: 2   Energy = -14.7 ± 0.7
Structure: 3   Energy = -14.2 ± 1.2
Structure: 4   Energy = -13.9 ± 1.1
Structure: 5   Energy = -13.9 ± 1.2
Structure: 6   Energy = -13.9 ± 0.7
Structure: 7   Energy = -13.7 ± 1.0
