X- Y- Z+ Y- Z+ Z- Y- Z+ Y- X- Z- Y+ 
After creating box around spheres, box is too small (981930.915763488 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 29.2999366515837 14.3792169117647 14.9167259615385
Center of current box is (x y z): 33.153 23.1165 9.07
Diagonals of current box are (D1: x y z, D2: x y z): 14.87 7.933 -7.306 51.436 38.3 25.446
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1171252.72001549
**BOX SIZE is now: 38.566 32.367 34.752
Center of current box is (x y z): 33.153 23.1165 9.07
Diagonals of current box are (D1: x y z, D2: x y z): 13.87 6.933 -8.306 52.436 39.3 26.446
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1343148.68020349
**BOX SIZE is now: 40.566 33.367 36.752
Center of current box is (x y z): 33.153 22.6165 9.07
Diagonals of current box are (D1: x y z, D2: x y z): 12.87 5.933 -9.306 53.436 39.3 27.446
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1530602.25639149
**BOX SIZE is now: 42.566 34.367 38.752
Center of receptor atoms is (x y z): 29.2999366515837 14.3792169117647 14.9167259615385
Center of current box is (x y z): 33.153 22.1165 9.07
Diagonals of current box is (D1: x y z, D2: x y z): 11.87 4.933 -10.306 54.436 39.3 28.446
Limit diagonals to 8.3f :  11.870    4.933  -10.306   54.436   39.300   28.446