X- Y- Z+ X+ Y- Y+ Z+ X+ Z+ Z+ Z+ X+ Y- 
After creating box around spheres, box is too small (714284.36977086 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.5521346534654 27.2466488448845 4.60298745874586
Center of current box is (x y z): 12.1555 22.356 5.5835
Diagonals of current box are (D1: x y z, D2: x y z): -3.493 7.334 -8.484 27.804 37.378 19.651
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 868134.04733286
**BOX SIZE is now: 33.297 32.044 30.135
Center of current box is (x y z): 12.1555 22.356 5.5835
Diagonals of current box are (D1: x y z, D2: x y z): -4.493 6.334 -9.484 28.804 38.378 20.651
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1013068.43451486
**BOX SIZE is now: 34.297 34.044 32.135
Center of current box is (x y z): 12.6555 22.356 5.5835
Diagonals of current box are (D1: x y z, D2: x y z): -4.493 5.334 -10.484 29.804 39.378 21.651
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1172558.30569686
**BOX SIZE is now: 35.297 36.044 34.135
Center of current box is (x y z): 13.1555 22.356 5.5835
Diagonals of current box are (D1: x y z, D2: x y z): -4.493 4.334 -11.484 30.804 40.378 22.651
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1347251.66087886
**BOX SIZE is now: 36.297 38.044 36.135
Center of current box is (x y z): 13.6555 22.356 5.5835
Diagonals of current box are (D1: x y z, D2: x y z): -4.493 3.334 -12.484 31.804 41.378 23.651
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1537796.50006086
**BOX SIZE is now: 37.297 40.044 38.135
Center of receptor atoms is (x y z): 16.5521346534654 27.2466488448845 4.60298745874586
Center of current box is (x y z): 14.1555 22.356 5.5835
Diagonals of current box is (D1: x y z, D2: x y z): -4.493 2.334 -13.484 32.804 42.378 24.651
Limit diagonals to 8.3f :  -4.493    2.334  -13.484   32.804   42.378   24.651