X+ Y+ Z+ X+ Z+ Y- Y- Y- Z- X+ Y+ Z+ Y- Y- Z+ Y- Z+ Y- Z- Y- 
After creating box around spheres, box is too small (694719.270816228 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 19.7618614118666 17.756411433521 26.5084170636639
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box are (D1: x y z, D2: x y z): 4.454 -1.402 19.707 37.1528 30.644 44.262
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 847014.061891428
**BOX SIZE is now: 34.6988 34.046 26.555
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box are (D1: x y z, D2: x y z): 3.454 -2.402 18.707 38.1528 31.644 45.262
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1019893.60976663
**BOX SIZE is now: 36.6988 36.046 28.555
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box are (D1: x y z, D2: x y z): 2.454 -3.402 17.707 39.1528 32.644 46.262
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1214653.91444183
**BOX SIZE is now: 38.6988 38.046 30.555
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box are (D1: x y z, D2: x y z): 1.454 -4.402 16.707 40.1528 33.644 47.262
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1432590.97591703
**BOX SIZE is now: 40.6988 40.046 32.555
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box are (D1: x y z, D2: x y z): 0.454000000000001 -5.402 15.707 41.1528 34.644 48.262
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1675000.79419223
**BOX SIZE is now: 42.6988 42.046 34.555
Center of receptor atoms is (x y z): 19.7618614118666 17.756411433521 26.5084170636639
Center of current box is (x y z): 20.8034 14.621 31.9845
Diagonals of current box is (D1: x y z, D2: x y z): -0.545999999999999 -6.402 14.707 42.1528 35.644 49.262
Limit diagonals to 8.3f :  -0.546   -6.402   14.707   42.153   35.644   49.262