X+ Y- Z- X- Y+ X+ Y- X+ Y- Z+ X- X- Z+ Y- Y- 
After creating box around spheres, box is too small (735653.054930214 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.8810534239922 0.370051481301603 21.6754439048081
Center of current box is (x y z): 16.273165 11.99455 22.02074
Diagonals of current box are (D1: x y z, D2: x y z): 0.2531 -27.072 7.92048 32.29323 3.0829 36.121
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 864760.32599663
**BOX SIZE is now: 34.04013 31.1549 30.20052
Center of current box is (x y z): 16.273165 11.49455 22.02074
Diagonals of current box are (D1: x y z, D2: x y z): -0.7469 -27.072 6.92048 33.29323 4.0829 37.121
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1007535.04566304
**BOX SIZE is now: 36.04013 32.1549 32.20052
Center of current box is (x y z): 16.273165 10.99455 22.02074
Diagonals of current box are (D1: x y z, D2: x y z): -1.7469 -27.072 5.92048 34.29323 5.0829 38.121
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1164625.21392946
**BOX SIZE is now: 38.04013 33.1549 34.20052
Center of current box is (x y z): 16.273165 10.49455 22.02074
Diagonals of current box are (D1: x y z, D2: x y z): -2.7469 -27.072 4.92048 35.29323 6.0829 39.121
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1336678.83079588
**BOX SIZE is now: 40.04013 34.1549 36.20052
Center of current box is (x y z): 16.273165 9.99455 22.02074
Diagonals of current box are (D1: x y z, D2: x y z): -3.7469 -27.072 3.92048 36.29323 7.0829 40.121
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1524343.89626229
**BOX SIZE is now: 42.04013 35.1549 38.20052
Center of receptor atoms is (x y z): 13.8810534239922 0.370051481301603 21.6754439048081
Center of current box is (x y z): 16.273165 -9.49455 22.02074
Diagonals of current box is (D1: x y z, D2: x y z): -4.7469 -27.072 2.92048 37.29323 8.0829 41.121
Limit diagonals to 8.3f :  -4.747  -27.072    2.920   37.293    8.083   41.121