Table 4.

Statistical fraction data procured from atom based model.

Factors	Hydrogen donor	Hydrophobic group	Positive group	Electron withdrawing group	Other
1	0.013	0.675	0.247	0.065	0.013
2	0.012	0.700	0.243	0.044	0.012
3	0.012	0.703	0.241	0.045	0.012