Structure: 1   Energy = -15.3 ± 0.8
Structure: 2   Energy = -15.2 ± 0.8
Structure: 3   Energy = -12.9 ± 0.8
Structure: 4   Energy = -14.2 ± 1.0
Structure: 5   Energy = -12.4 ± 1.0
Structure: 6   Energy = -14.2 ± 1.2
Structure: 7   Energy = -11.3 ± 0.9
