X+ Y- Z+ X- Y- Z- X- Z- Z- Z- Y+ X- Z+ 
After creating box around spheres, box is too small (831460.564231431 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.16383797258 26.5813884503532 17.3775542168675
Center of current box is (x y z): 12.3306 18.792855 8.8205
Diagonals of current box are (D1: x y z, D2: x y z): -2.731 3.375 -7.756 27.3922 34.21071 25.397
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1001132.06465734
**BOX SIZE is now: 32.1232 32.83571 35.153
Center of current box is (x y z): 12.3306 18.792855 8.8205
Diagonals of current box are (D1: x y z, D2: x y z): -3.731 2.375 -8.756 28.3922 35.21071 26.397
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1192427.73764325
**BOX SIZE is now: 34.1232 34.83571 37.153
Center of current box is (x y z): 12.3306 18.792855 8.8205
Diagonals of current box are (D1: x y z, D2: x y z): -4.731 1.375 -9.756 29.3922 36.21071 27.397
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1406643.58318915
**BOX SIZE is now: 36.1232 36.83571 39.153
Center of current box is (x y z): 12.3306 18.792855 8.8205
Diagonals of current box are (D1: x y z, D2: x y z): -5.731 0.375 -10.756 30.3922 37.21071 28.397
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1645075.60129506
**BOX SIZE is now: 38.1232 38.83571 41.153
Center of receptor atoms is (x y z): 13.16383797258 26.5813884503532 17.3775542168675
Center of current box is (x y z): 12.3306 18.792855 8.8205
Diagonals of current box is (D1: x y z, D2: x y z): -6.731 -0.625 -11.756 31.3922 38.21071 29.397
Limit diagonals to 8.3f :  -6.731   -0.625  -11.756   31.392   38.211   29.397