X+ Y+ Z- X+ Y- Z+ X+ Y+ Z- Y+ Z- Y- Z+ X+ Z+ X+ Y+ Y+ Y- 
After creating box around spheres, box is too small (644410.438169925 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 20.478888 16.9129465263158 26.2791692631578
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box are (D1: x y z, D2: x y z): 5.003 -1.591 18.43361 38.083 27.003 43.666
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 789124.213096365
**BOX SIZE is now: 35.08 30.594 27.23239
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box are (D1: x y z, D2: x y z): 4.003 -2.591 17.43361 39.083 28.003 44.666
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 953905.768262805
**BOX SIZE is now: 37.08 32.594 29.23239
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box are (D1: x y z, D2: x y z): 3.003 -3.591 16.43361 40.083 29.003 45.666
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1140051.10366925
**BOX SIZE is now: 39.08 34.594 31.23239
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box are (D1: x y z, D2: x y z): 2.003 -4.591 15.43361 41.083 30.003 46.666
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1348856.21931569
**BOX SIZE is now: 41.08 36.594 33.23239
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box are (D1: x y z, D2: x y z): 1.003 -5.591 14.43361 42.083 31.003 47.666
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1581617.11520213
**BOX SIZE is now: 43.08 38.594 35.23239
Center of receptor atoms is (x y z): 20.478888 16.9129465263158 26.2791692631578
Center of current box is (x y z): 21.543 12.706 31.049805
Diagonals of current box is (D1: x y z, D2: x y z): 0.00300000000000011 -6.591 13.43361 43.083 32.003 48.666
Limit diagonals to 8.3f :   0.003   -6.591   13.434   43.083   32.003   48.666