Structure: 1   Energy = -22.0 ± 1.1
Structure: 2   Energy = -21.4 ± 1.2
Structure: 3   Energy = -21.1 ± 1.2
Structure: 4   Energy = -20.4 ± 1.4
Structure: 5   Energy = -20.2 ± 1.3
Structure: 6   Energy = -18.7 ± 1.3
Structure: 7   Energy = -19.8 ± 3.0
