X- Y+ Z- X- Z- Z+ X+ Z+ X- Z+ 
After creating box around spheres, box is too small (644397.149189808 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.6450422535211 -1.22564712599925 10.9435420631899
Center of current box is (x y z): 13.00142 8.352 16.379
Diagonals of current box are (D1: x y z, D2: x y z): -2.09016 -24.23 3.929 28.093 7.526 28.829
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 789033.980169648
**BOX SIZE is now: 32.18316 33.756 26.9
Center of current box is (x y z): 13.00142 8.352 16.379
Diagonals of current box are (D1: x y z, D2: x y z): -3.09016 -25.23 2.929 29.093 8.526 29.829
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 953724.069709488
**BOX SIZE is now: 34.18316 35.756 28.9
Center of current box is (x y z): 13.00142 8.352 16.379
Diagonals of current box are (D1: x y z, D2: x y z): -4.09016 -26.23 1.929 30.093 9.526 30.829
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1102877.87030741
**BOX SIZE is now: 36.18316 37.756 29.9
Center of current box is (x y z): 13.00142 8.352 15.879
Diagonals of current box are (D1: x y z, D2: x y z): -5.09016 -27.23 0.929 31.093 10.526 30.829
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1266475.50018533
**BOX SIZE is now: 38.18316 39.756 30.9
Center of current box is (x y z): 13.00142 8.352 15.379
Diagonals of current box are (D1: x y z, D2: x y z): -6.09016 -28.23 -0.0709999999999997 32.093 11.526 30.829
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1445164.95934325
**BOX SIZE is now: 40.18316 41.756 31.9
Center of current box is (x y z): 13.00142 8.352 14.879
Diagonals of current box are (D1: x y z, D2: x y z): -7.09016 -29.23 -1.071 33.093 12.526 30.829
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1639594.24778117
**BOX SIZE is now: 42.18316 43.756 32.9
Center of receptor atoms is (x y z): 16.6450422535211 -1.22564712599925 10.9435420631899
Center of current box is (x y z): 13.00142 -8.352 14.379
Diagonals of current box is (D1: x y z, D2: x y z): -8.09016 -30.23 -2.071 34.093 13.526 30.829
Limit diagonals to 8.3f :  -8.090  -30.230   -2.071   34.093   13.526   30.829