X+ Y+ Z+ X- Y- Z- X+ Y- Z- Z- X+ Z- Z+ X+ Y- 
After creating box around spheres, box is too small (742943.0781756 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 17.1729141914191 27.6796118811881 4.71805742574258
Center of current box is (x y z): 13.8625 23.33 5.908
Diagonals of current box are (D1: x y z, D2: x y z): -2.273 8.23 -8.209 29.998 38.43 20.025
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 900828.3005316
**BOX SIZE is now: 34.271 32.2 30.234
Center of current box is (x y z): 13.8625 23.33 5.908
Diagonals of current box are (D1: x y z, D2: x y z): -3.273 7.23 -9.209 30.998 39.43 21.025
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1079601.8028876
**BOX SIZE is now: 36.271 34.2 32.234
Center of current box is (x y z): 13.8625 23.33 5.908
Diagonals of current box are (D1: x y z, D2: x y z): -4.273 6.23 -10.209 31.998 40.43 22.025
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1247099.2736436
**BOX SIZE is now: 37.271 36.2 34.234
Center of current box is (x y z): 14.3625 23.33 5.908
Diagonals of current box are (D1: x y z, D2: x y z): -4.273 5.23 -11.209 32.998 41.43 23.025
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1430254.1523996
**BOX SIZE is now: 38.271 38.2 36.234
Center of current box is (x y z): 14.8625 23.33 5.908
Diagonals of current box are (D1: x y z, D2: x y z): -4.273 4.23 -12.209 33.998 42.43 24.025
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1629714.4391556
**BOX SIZE is now: 39.271 40.2 38.234
Center of receptor atoms is (x y z): 17.1729141914191 27.6796118811881 4.71805742574258
Center of current box is (x y z): 15.3625 23.33 5.908
Diagonals of current box is (D1: x y z, D2: x y z): -4.273 3.23 -13.209 34.998 43.43 25.025
Limit diagonals to 8.3f :  -4.273    3.230  -13.209   34.998   43.430   25.025