X- Y- Z- Y+ X- Y- Y+ Z+ Z- X- X- X- Z+ 
After creating box around spheres, box is too small (803467.165964837 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 20.327302996043 14.1691345392878 25.3656122102882
Center of current box is (x y z): 9.107 5.230985 21.43022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -10.55413 5.52944 23.927 21.0161 37.331
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 938736.244043324
**BOX SIZE is now: 30.64 33.57023 33.80156
Center of current box is (x y z): 9.607 5.230985 21.43022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -11.55413 4.52944 24.927 22.0161 38.331
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1027782.50268061
**BOX SIZE is now: 31.64 34.57023 34.80156
Center of current box is (x y z): 10.107 5.730985 21.93022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -11.55413 4.52944 25.927 23.0161 39.331
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1122283.3979779
**BOX SIZE is now: 32.64 35.57023 35.80156
Center of current box is (x y z): 10.607 6.230985 22.43022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -11.55413 4.52944 26.927 24.0161 40.331
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1222400.92993519
**BOX SIZE is now: 33.64 36.57023 36.80156
Center of current box is (x y z): 11.107 6.730985 22.93022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -11.55413 4.52944 27.927 25.0161 41.331
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1363652.14158927
**BOX SIZE is now: 34.64 38.57023 37.80156
Center of current box is (x y z): 11.607 6.730985 23.43022
Diagonals of current box are (D1: x y z, D2: x y z): -5.713 -12.55413 4.52944 28.927 26.0161 42.331
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1514809.83414336
**BOX SIZE is now: 35.64 40.57023 38.80156
Center of receptor atoms is (x y z): 20.327302996043 14.1691345392878 25.3656122102882
Center of current box is (x y z): 12.107 6.730985 23.93022
Diagonals of current box is (D1: x y z, D2: x y z): -5.713 -13.55413 4.52944 29.927 27.0161 43.331
Limit diagonals to 8.3f :  -5.713  -13.554    4.529   29.927   27.016   43.331