X+ Y- Z- X- Y- Z- X+ Y- Z- X+ Z- X+ Z+ Y- 
After creating box around spheres, box is too small (766505.690335296 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.3835735973597 27.2986184818482 4.71749372937294
Center of current box is (x y z): 13.137 22.6635 5.486
Diagonals of current box are (D1: x y z, D2: x y z): -2.379 6.652 -8.798 28.653 38.675 19.77
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 927551.995039296
**BOX SIZE is now: 33.032 34.023 30.568
Center of current box is (x y z): 13.137 22.6635 5.486
Diagonals of current box are (D1: x y z, D2: x y z): -3.379 5.652 -9.798 29.653 39.675 20.77
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1109684.8677433
**BOX SIZE is now: 35.032 36.023 32.568
Center of current box is (x y z): 13.137 22.6635 5.486
Diagonals of current box are (D1: x y z, D2: x y z): -4.379 4.652 -10.798 30.653 40.675 21.77
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1278712.0737193
**BOX SIZE is now: 36.032 38.023 34.568
Center of current box is (x y z): 13.637 22.6635 5.486
Diagonals of current box are (D1: x y z, D2: x y z): -4.379 3.652 -11.798 31.653 41.675 22.77
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1463362.0196953
**BOX SIZE is now: 37.032 40.023 36.568
Center of current box is (x y z): 14.137 22.6635 5.486
Diagonals of current box are (D1: x y z, D2: x y z): -4.379 2.652 -12.798 32.653 42.675 23.77
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1664282.7056713
**BOX SIZE is now: 38.032 42.023 38.568
Center of receptor atoms is (x y z): 16.3835735973597 27.2986184818482 4.71749372937294
Center of current box is (x y z): 14.637 22.6635 5.486
Diagonals of current box is (D1: x y z, D2: x y z): -4.379 1.652 -13.798 33.653 43.675 24.77
Limit diagonals to 8.3f :  -4.379    1.652  -13.798   33.653   43.675   24.770