No. Name ΔG in kcal/mol
1 Exemestane -103.69
2 Formestane -100.09
3 Letrozole -52.68
4 Anastrozole -49.67
5 Fadrozole -46.96
6 Phyllanthine -88.54
7 Secrunine -83.34
8 Gentiopicrin -81.47
Table 4: Binding free energies of some AIs and selected plant secondary metabolites.