X- Y+ Z- Y- Y- X- Y+ Y+ X- X- X+ Y- X+ 
After creating box around spheres, box is too small (711569.3466773 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.721197467167 -0.563274859287055 21.618
Center of current box is (x y z): 16.17209 13.892425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): 0.0211799999999993 -28.034 8.57235 32.323 0.24915 37.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 836584.517864461
**BOX SIZE is now: 34.30182 29.28315 30.84687
Center of current box is (x y z): 16.17209 13.392425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): -0.978820000000001 -28.034 7.57235 33.323 1.24915 38.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 974960.907971622
**BOX SIZE is now: 36.30182 30.28315 32.84687
Center of current box is (x y z): 16.17209 12.892425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): -1.97882 -28.034 6.57235 34.323 2.24915 39.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1127346.51699878
**BOX SIZE is now: 38.30182 31.28315 34.84687
Center of current box is (x y z): 16.17209 12.392425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): -2.97882 -28.034 5.57235 35.323 3.24915 40.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1294389.34494594
**BOX SIZE is now: 40.30182 32.28315 36.84687
Center of current box is (x y z): 16.17209 11.892425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): -3.97882 -28.034 4.57235 36.323 4.24915 41.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1476737.3918131
**BOX SIZE is now: 42.30182 33.28315 38.84687
Center of current box is (x y z): 16.17209 11.392425 22.995785
Diagonals of current box are (D1: x y z, D2: x y z): -4.97882 -28.034 3.57235 37.323 5.24915 42.41922
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1675038.65760026
**BOX SIZE is now: 44.30182 34.28315 40.84687
Center of receptor atoms is (x y z): 13.721197467167 -0.563274859287055 21.618
Center of current box is (x y z): 16.17209 -10.892425 22.995785
Diagonals of current box is (D1: x y z, D2: x y z): -5.97882 -28.034 2.57235 38.323 6.24915 43.41922
Limit diagonals to 8.3f :  -5.979  -28.034    2.572   38.323    6.249   43.419