X+ Y- Z- X- Z- Y- Z+ X+ Y- X+ Z- Z- Y- Y- Y+ Z+ X+ X+ 
After creating box around spheres, box is too small (525559.457673291 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -16.6357885350319 0.957252653927811 3.44379278131635
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -35.73935 -12.08241 -18.76591 -6.049 12.95343 7.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 652040.762439266
**BOX SIZE is now: 31.69035 27.03584 28.18669
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -36.73935 -13.08241 -19.76591 -5.049 13.95343 8.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 797295.249285241
**BOX SIZE is now: 33.69035 29.03584 30.18669
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -37.73935 -14.08241 -20.76591 -4.049 14.95343 9.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 962618.918211217
**BOX SIZE is now: 35.69035 31.03584 32.18669
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -38.73935 -15.08241 -21.76591 -3.049 15.95343 10.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1149307.76921719
**BOX SIZE is now: 37.69035 33.03584 34.18669
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -39.73935 -16.08241 -22.76591 -2.049 16.95343 11.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1358657.80230317
**BOX SIZE is now: 39.69035 35.03584 36.18669
Center of current box is (x y z): 20.894175 0.435510000000001 5.672565
Diagonals of current box are (D1: x y z, D2: x y z): -40.73935 -17.08241 -23.76591 -1.049 17.95343 12.42078
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1591965.01746914
**BOX SIZE is now: 41.69035 37.03584 38.18669
Center of receptor atoms is (x y z): -16.6357885350319 0.957252653927811 3.44379278131635
Center of current box is (x y z): -20.894175 0.435510000000001 -5.672565
Diagonals of current box is (D1: x y z, D2: x y z): -41.73935 -18.08241 -24.76591 -0.0489999999999995 18.95343 13.42078
Limit diagonals to 8.3f : -41.739  -18.082  -24.766   -0.049   18.953   13.421