X- Y+ Z- Y- Z- Z- Y+ Z+ Z- Y+ Y+ Z- Z- Y+ 
After creating box around spheres, box is too small (810142.937955072 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.4796858085808 27.546499669967 4.68341848184818
Center of current box is (x y z): 10.363 23.2685 5.737
Diagonals of current box are (D1: x y z, D2: x y z): -6.769 7.702 -8.327 27.495 38.835 19.801
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 950443.708419072
**BOX SIZE is now: 35.264 33.133 30.128
Center of current box is (x y z): 10.863 23.2685 5.737
Diagonals of current box are (D1: x y z, D2: x y z): -6.769 6.702 -9.327 28.495 39.835 20.801
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1105193.69088307
**BOX SIZE is now: 36.264 35.133 32.128
Center of current box is (x y z): 11.363 23.2685 5.737
Diagonals of current box are (D1: x y z, D2: x y z): -6.769 5.702 -10.327 29.495 40.835 21.801
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1275040.88534707
**BOX SIZE is now: 37.264 37.133 34.128
Center of current box is (x y z): 11.863 23.2685 5.737
Diagonals of current box are (D1: x y z, D2: x y z): -6.769 4.702 -11.327 30.495 41.835 22.801
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1460633.29181107
**BOX SIZE is now: 38.264 39.133 36.128
Center of current box is (x y z): 12.363 23.2685 5.737
Diagonals of current box are (D1: x y z, D2: x y z): -6.769 3.702 -12.327 31.495 42.835 23.801
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1662618.91027507
**BOX SIZE is now: 39.264 41.133 38.128
Center of receptor atoms is (x y z): 16.4796858085808 27.546499669967 4.68341848184818
Center of current box is (x y z): 12.863 23.2685 5.737
Diagonals of current box is (D1: x y z, D2: x y z): -6.769 2.702 -13.327 32.495 43.835 24.801
Limit diagonals to 8.3f :  -6.769    2.702  -13.327   32.495   43.835   24.801