X+ Y- Z- X+ Z+ X+ Z- X+ Y- Z+ X+ Y- Z+ X+ Y- Y- 
After creating box around spheres, box is too small (744595.162894173 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 19.8530875478113 15.3323382915427 25.192463238419
Center of current box is (x y z): 21.534 11.3835 28.490975
Diagonals of current box are (D1: x y z, D2: x y z): 4.415 -2.966 14.45795 38.653 25.733 42.524
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 903084.917240073
**BOX SIZE is now: 36.238 30.699 30.06605
Center of current box is (x y z): 21.534 11.3835 28.490975
Diagonals of current box are (D1: x y z, D2: x y z): 3.415 -3.966 13.45795 39.653 26.733 43.524
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1082527.33038597
**BOX SIZE is now: 38.238 32.699 32.06605
Center of current box is (x y z): 21.534 11.3835 28.490975
Diagonals of current box are (D1: x y z, D2: x y z): 2.415 -4.966 12.45795 40.653 27.733 44.524
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1284218.40233187
**BOX SIZE is now: 40.238 34.699 34.06605
Center of current box is (x y z): 21.534 11.3835 28.490975
Diagonals of current box are (D1: x y z, D2: x y z): 1.415 -5.966 11.45795 41.653 28.733 45.524
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1509454.13307777
**BOX SIZE is now: 42.238 36.699 36.06605
Center of receptor atoms is (x y z): 19.8530875478113 15.3323382915427 25.192463238419
Center of current box is (x y z): 21.534 11.3835 28.490975
Diagonals of current box is (D1: x y z, D2: x y z): 0.414999999999999 -6.966 10.45795 42.653 29.733 46.524
Limit diagonals to 8.3f :   0.415   -6.966   10.458   42.653   29.733   46.524