Structure: 1   Energy = -18.5 ± 1.2
Structure: 2   Energy = -17.7 ± 1.0
Structure: 3   Energy = -17.4 ± 1.4
Structure: 4   Energy = -17.2 ± 1.5
Structure: 5   Energy = -17.1 ± 1.4
Structure: 6   Energy = -17.0 ± 0.9
Structure: 7   Energy = -16.9 ± 1.0
