X- Y+ Z+ X- Y- Z- X+ Y- Z- Y+ Z- Z- 
After creating box around spheres, box is too small (720444.982301909 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 25.9158477287267 22.4874427383237 23.8031554702495
Center of current box is (x y z): 29.757745 13.10047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 15.08237 -1.60234 4.222 44.43312 27.80328 35.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ D1Y+ 
**Total grid points in box is now: 819319.047686243
**BOX SIZE is now: 31.35075 29.40562 32.9163
Center of current box is (x y z): 29.757745 14.10047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 14.08237 -0.60234 3.222 45.43312 28.80328 36.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ D1Y+ 
**Total grid points in box is now: 924544.726990578
**BOX SIZE is now: 33.35075 29.40562 34.9163
Center of current box is (x y z): 29.757745 15.10047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 13.08237 0.39766 2.222 46.43312 29.80328 37.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ D1Y+ 
**Total grid points in box is now: 1036122.02021491
**BOX SIZE is now: 35.35075 29.40562 36.9163
Center of current box is (x y z): 29.757745 16.10047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 12.08237 1.39766 1.222 47.43312 30.80328 38.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1193296.85814932
**BOX SIZE is now: 37.35075 30.40562 38.9163
Center of current box is (x y z): 29.757745 16.60047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 11.08237 1.39766 0.222 48.43312 31.80328 39.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1365276.15140373
**BOX SIZE is now: 39.35075 31.40562 40.9163
Center of current box is (x y z): 29.757745 17.10047 19.68015
Diagonals of current box are (D1: x y z, D2: x y z): 10.08237 1.39766 -0.778 49.43312 32.80328 40.1383
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1552707.89997814
**BOX SIZE is now: 41.35075 32.40562 42.9163
Center of receptor atoms is (x y z): 25.9158477287267 22.4874427383237 23.8031554702495
Center of current box is (x y z): 29.757745 17.60047 19.68015
Diagonals of current box is (D1: x y z, D2: x y z): 9.08237 1.39766 -1.778 50.43312 33.80328 41.1383
Limit diagonals to 8.3f :   9.082    1.398   -1.778   50.433   33.803   41.138