Structure: 1   Energy = -6.3 ± 0.9
Structure: 2   Energy = -6.2 ± 1.2
Structure: 3   Energy = -6.0 ± 0.9
Structure: 4   Energy = -5.9 ± 1.0
Structure: 5   Energy = -5.8 ± 1.1
Structure: 6   Energy = -5.7 ± 1.2
