X- Y- Z- X- X- Y+ Y- Z- Y+ Z+ Z+ Y+ X+ Y- Y+ X- Y+ X- X- 
After creating box around spheres, box is too small (755481.408954418 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 20.1146775804661 13.9429789123196 25.2008129855716
Center of current box is (x y z): 9.230235 5.40355 21.68096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -9.333 5.42048 23.82647 20.1401 37.94144
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 885696.225404493
**BOX SIZE is now: 30.19247 31.4731 34.52096
Center of current box is (x y z): 9.730235 5.40355 21.68096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -10.333 4.42048 24.82647 21.1401 38.94144
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1029559.97385457
**BOX SIZE is now: 31.19247 33.4731 36.52096
Center of current box is (x y z): 10.230235 5.40355 21.68096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -11.333 3.42048 25.82647 22.1401 39.94144
D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1154238.36337702
**BOX SIZE is now: 32.19247 34.4731 38.52096
Center of current box is (x y z): 10.730235 5.90355 21.68096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -11.333 2.42048 26.82647 23.1401 40.94144
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1256405.89149543
**BOX SIZE is now: 33.19247 35.4731 39.52096
Center of current box is (x y z): 11.230235 6.40355 22.18096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -11.333 2.42048 27.82647 24.1401 41.94144
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1401824.30838147
**BOX SIZE is now: 34.19247 37.4731 40.52096
Center of current box is (x y z): 11.730235 6.40355 22.68096
Diagonals of current box are (D1: x y z, D2: x y z): -5.366 -12.333 2.42048 28.82647 25.1401 42.94144
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1517882.24434988
**BOX SIZE is now: 35.19247 38.4731 41.52096
Center of receptor atoms is (x y z): 20.1146775804661 13.9429789123196 25.2008129855716
Center of current box is (x y z): 12.230235 6.90355 23.18096
Diagonals of current box is (D1: x y z, D2: x y z): -5.366 -12.333 2.42048 29.82647 26.1401 43.94144
Limit diagonals to 8.3f :  -5.366  -12.333    2.420   29.826   26.140   43.941