X- Y+ Z+ Y- Y+ Y+ Z+ X- Z- Y+ X+ 
After creating box around spheres, box is too small (755483.752402069 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.1036830559758 23.0166925113464 18.3229731467474
Center of current box is (x y z): 5.14784 25.698065 26.1485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 11.305 10.006 20.20168 40.09113 42.291
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 886524.290573452
**BOX SIZE is now: 31.10768 30.78613 34.285
Center of current box is (x y z): 5.64784 25.698065 26.1485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 10.305 9.006 21.20168 41.09113 43.291
D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1002889.23226192
**BOX SIZE is now: 32.10768 32.78613 35.285
Center of current box is (x y z): 6.14784 25.698065 25.6485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 9.305 8.006 22.20168 42.09113 43.291
D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1128303.03441039
**BOX SIZE is now: 33.10768 34.78613 36.285
Center of current box is (x y z): 6.64784 25.698065 25.1485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 8.305 7.006 23.20168 43.09113 43.291
D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1263089.69701885
**BOX SIZE is now: 34.10768 36.78613 37.285
Center of current box is (x y z): 7.14784 25.698065 24.6485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 7.305 6.006 24.20168 44.09113 43.291
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1444338.87818024
**BOX SIZE is now: 35.10768 38.78613 39.285
Center of current box is (x y z): 7.64784 25.698065 24.6485
Diagonals of current box are (D1: x y z, D2: x y z): -9.906 6.305 5.006 25.20168 45.09113 44.291
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1641603.00026162
**BOX SIZE is now: 36.10768 40.78613 41.285
Center of receptor atoms is (x y z): 13.1036830559758 23.0166925113464 18.3229731467474
Center of current box is (x y z): 8.14784 25.698065 24.6485
Diagonals of current box is (D1: x y z, D2: x y z): -9.906 5.305 4.006 26.20168 46.09113 45.291
Limit diagonals to 8.3f :  -9.906    5.305    4.006   26.202   46.091   45.291