X- Y+ Z- Z- X+ Y- X+ Y- Y- Z- 
After creating box around spheres, box is too small (817209.3995406 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 2.41409586206896 2.95007724137931 28.5633027586206
Center of current box is (x y z): 9.555 2.184 26.7755
Diagonals of current box are (D1: x y z, D2: x y z): -24.013 -14.811 11.378 4.903 19.179 42.173
D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 926870.0871906
**BOX SIZE is now: 29.916 34.99 32.795
Center of current box is (x y z): 9.055 1.684 26.7755
Diagonals of current box are (D1: x y z, D2: x y z): -24.013 -15.811 10.378 5.903 19.179 43.173
D2X+ D1Y- D1Z- 
**Total grid points in box is now: 1015269.5481606
**BOX SIZE is now: 30.916 35.99 33.795
Center of current box is (x y z): 8.555 1.184 26.2755
Diagonals of current box are (D1: x y z, D2: x y z): -24.013 -16.811 9.378 6.903 19.179 43.173
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1143857.6734806
**BOX SIZE is now: 32.916 36.99 34.795
Center of current box is (x y z): 8.555 1.684 25.7755
Diagonals of current box are (D1: x y z, D2: x y z): -25.013 -16.811 8.378 7.903 20.179 43.173
D1X- D2X+ D1Z- 
**Total grid points in box is now: 1248230.9508606
**BOX SIZE is now: 34.916 36.99 35.795
Center of current box is (x y z): 8.555 1.684 25.2755
Diagonals of current box are (D1: x y z, D2: x y z): -26.013 -16.811 7.378 8.903 20.179 43.173
D2X+ D2Y+ 
**Total grid points in box is now: 1318692.0481506
**BOX SIZE is now: 35.916 37.99 35.795
Center of current box is (x y z): 8.055 2.184 25.2755
Diagonals of current box are (D1: x y z, D2: x y z): -26.013 -16.811 7.378 9.903 21.179 43.173
D2X+ D1Z- 
**Total grid points in box is now: 1393273.9021806
**BOX SIZE is now: 36.916 37.99 36.795
Center of current box is (x y z): 7.555 2.184 24.7755
Diagonals of current box are (D1: x y z, D2: x y z): -26.013 -16.811 6.378 10.903 21.179 43.173
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1508599.1671506
**BOX SIZE is now: 37.916 38.99 37.795
Center of receptor atoms is (x y z): 2.41409586206896 2.95007724137931 28.5633027586206
Center of current box is (x y z): -7.055 2.684 25.2755
Diagonals of current box is (D1: x y z, D2: x y z): -26.013 -16.811 6.378 11.903 22.179 44.173
Limit diagonals to 8.3f : -26.013  -16.811    6.378   11.903   22.179   44.173