X+ Y+ Z- X- Y- Z- X+ Y- Z- X+ Z- Y+ Z+ Z+ X- X- Y+ Z- Z- Y+ X- Y+ 
After creating box around spheres, box is too small (576546.833987152 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 18.5528568627451 4.86323333333333 6.4017068627451
Center of current box is (x y z): 21.76598 4.45242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 6.936 -8.73016 -11.50463 36.59596 17.635 15.80211
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 710602.735587481
**BOX SIZE is now: 31.65996 28.36516 29.30674
Center of current box is (x y z): 21.76598 4.45242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 5.936 -9.73016 -12.50463 37.59596 18.635 16.80211
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 863954.318947811
**BOX SIZE is now: 33.65996 30.36516 31.30674
Center of current box is (x y z): 21.76598 4.45242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 4.936 -10.73016 -13.50463 38.59596 19.635 17.80211
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1037897.58406814
**BOX SIZE is now: 35.65996 32.36516 33.30674
Center of current box is (x y z): 21.76598 4.45242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 3.936 -11.73016 -14.50463 39.59596 20.635 18.80211
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1166021.56392513
**BOX SIZE is now: 36.65996 33.36516 35.30674
Center of current box is (x y z): 21.26598 4.95242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 2.936 -11.73016 -15.50463 39.59596 21.635 19.80211
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1303614.82070212
**BOX SIZE is now: 37.65996 34.36516 37.30674
Center of current box is (x y z): 20.76598 5.45242 2.14874
Diagonals of current box are (D1: x y z, D2: x y z): 1.936 -11.73016 -16.50463 39.59596 22.635 20.80211
D1X- D2Y+ D2Z+ 
**Total grid points in box is now: 1414086.53128229
**BOX SIZE is now: 38.65996 35.36516 38.30674
Center of current box is (x y z): 20.26598 5.95242 2.64874
Diagonals of current box are (D1: x y z, D2: x y z): 0.936 -11.73016 -16.50463 39.59596 23.635 21.80211
D1X- D2Y+ 
**Total grid points in box is now: 1491683.66094563
**BOX SIZE is now: 39.65996 36.36516 38.30674
Center of current box is (x y z): 19.76598 6.45242 2.64874
Diagonals of current box are (D1: x y z, D2: x y z): -0.0640000000000001 -11.73016 -16.50463 39.59596 24.635 21.80211
D1X- 
**Total grid points in box is now: 1529295.49063344
**BOX SIZE is now: 40.65996 36.36516 38.30674
Center of receptor atoms is (x y z): 18.5528568627451 4.86323333333333 6.4017068627451
Center of current box is (x y z): 19.26598 6.45242 2.64874
Diagonals of current box is (D1: x y z, D2: x y z): -1.064 -11.73016 -16.50463 39.59596 24.635 21.80211
Limit diagonals to 8.3f :  -1.064  -11.730  -16.505   39.596   24.635   21.802