Structure: 1   Energy = -30.6 ± 1.0
Structure: 2   Energy = -29.2 ± 1.2
Structure: 3   Energy = -28.5 ± 1.3
Structure: 4   Energy = -28.4 ± 1.3
Structure: 5   Energy = -28.4 ± 1.3
Structure: 6   Energy = -26.3 ± 1.3
