X- Y+ Z+ X- Y+ Z+ X- Y+ X- Y+ Z+ X- Z- X- X- Y- Y+ X+ Z+ Z+ X- Y- 
After creating box around spheres, box is too small (979062.517777581 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 18.9951844954526 3.77283412732786 7.56016284105672
Center of current box is (x y z): 16.2365 6.6575 4.4205
Diagonals of current box are (D1: x y z, D2: x y z): -4.657 -9.017 -9.42 37.13 22.332 18.261
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1143502.04578058
**BOX SIZE is now: 42.787 33.349 29.681
Center of current box is (x y z): 16.7365 6.6575 4.4205
Diagonals of current box are (D1: x y z, D2: x y z): -4.657 -10.017 -10.42 38.13 23.332 19.261
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1323990.80578358
**BOX SIZE is now: 43.787 35.349 31.681
Center of current box is (x y z): 17.2365 6.6575 4.4205
Diagonals of current box are (D1: x y z, D2: x y z): -4.657 -11.017 -11.42 39.13 24.332 20.261
D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1487212.10272358
**BOX SIZE is now: 43.787 37.349 33.681
Center of current box is (x y z): 17.2365 6.6575 4.4205
Diagonals of current box are (D1: x y z, D2: x y z): -4.657 -12.017 -12.42 39.13 25.332 21.261
D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1659891.39166358
**BOX SIZE is now: 43.787 39.349 35.681
Center of receptor atoms is (x y z): 18.9951844954526 3.77283412732786 7.56016284105672
Center of current box is (x y z): 17.2365 6.6575 4.4205
Diagonals of current box is (D1: x y z, D2: x y z): -4.657 -13.017 -13.42 39.13 26.332 22.261
Limit diagonals to 8.3f :  -4.657  -13.017  -13.420   39.130   26.332   22.261