Structure: 1   Energy = -18.9 ± 1.1
Structure: 2   Energy = -18.6 ± 0.7
Structure: 3   Energy = -18.3 ± 0.6
Structure: 4   Energy = -18.2 ± 0.8
Structure: 5   Energy = -17.3 ± 1.0
Structure: 6   Energy = -17.1 ± 1.3
