X- Y+ Z- Y- Z- X+ Z- X+ Y+ Z+ X- X+ X+ X- 
After creating box around spheres, box is too small (817852.459105659 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 51.2943686026452 39.3088815411155 30.4150707303047
Center of current box is (x y z): 55.13318 48.142905 26.03784
Diagonals of current box are (D1: x y z, D2: x y z): 40.05748 32.52992 9.95148 70.20888 63.75589 42.1242
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 985645.785990696
**BOX SIZE is now: 32.1514 33.22597 34.17272
Center of current box is (x y z): 55.13318 48.142905 26.03784
Diagonals of current box are (D1: x y z, D2: x y z): 39.05748 31.52992 8.95148 71.20888 64.75589 43.1242
D1X- D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1140538.0152782
**BOX SIZE is now: 33.1514 35.22597 36.17272
Center of current box is (x y z): 54.63318 48.142905 26.03784
Diagonals of current box are (D1: x y z, D2: x y z): 38.05748 30.52992 7.95148 71.20888 65.75589 44.1242
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1275103.40608088
**BOX SIZE is now: 34.1514 36.22597 38.17272
Center of current box is (x y z): 54.13318 47.642905 26.03784
Diagonals of current box are (D1: x y z, D2: x y z): 37.05748 29.52992 6.95148 71.20888 65.75589 45.1242
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1419330.87972357
**BOX SIZE is now: 35.1514 37.22597 40.17272
Center of current box is (x y z): 53.63318 47.142905 26.03784
Diagonals of current box are (D1: x y z, D2: x y z): 36.05748 28.52992 5.95148 71.20888 65.75589 46.1242
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1573544.43620625
**BOX SIZE is now: 36.1514 38.22597 42.17272
Center of receptor atoms is (x y z): 51.2943686026452 39.3088815411155 30.4150707303047
Center of current box is (x y z): 53.13318 46.642905 26.03784
Diagonals of current box is (D1: x y z, D2: x y z): 35.05748 27.52992 4.95148 71.20888 65.75589 47.1242
Limit diagonals to 8.3f :  35.057   27.530    4.951   71.209   65.756   47.124