X+ Y+ Z+ X+ Z+ X+ Y+ Z- X+ X- Z+ X- X+ 
After creating box around spheres, box is too small (635536.809063578 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 15.3270992307692 0.749214358974354 16.6836723076923
Center of current box is (x y z): 10.31242 5.611015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -2.54916 -10.99048 9.11024 23.174 22.21251 36.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 756783.182832965
**BOX SIZE is now: 27.72316 34.20299 29.55976
Center of current box is (x y z): 10.31242 5.111015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -3.54916 -11.99048 8.11024 24.174 22.21251 37.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 891603.957802351
**BOX SIZE is now: 29.72316 35.20299 31.55976
Center of current box is (x y z): 10.31242 4.611015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -4.54916 -12.99048 7.11024 25.174 22.21251 38.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1040647.13397174
**BOX SIZE is now: 31.72316 36.20299 33.55976
Center of current box is (x y z): 10.31242 4.111015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -5.54916 -13.99048 6.11024 26.174 22.21251 39.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1204560.71134112
**BOX SIZE is now: 33.72316 37.20299 35.55976
Center of current box is (x y z): 10.31242 3.611015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -6.54916 -14.99048 5.11024 27.174 22.21251 40.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1383992.68991051
**BOX SIZE is now: 35.72316 38.20299 37.55976
Center of current box is (x y z): 10.31242 3.111015 22.89012
Diagonals of current box are (D1: x y z, D2: x y z): -7.54916 -15.99048 4.11024 28.174 22.21251 41.67
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1579591.0696799
**BOX SIZE is now: 37.72316 39.20299 39.55976
Center of receptor atoms is (x y z): 15.3270992307692 0.749214358974354 16.6836723076923
Center of current box is (x y z): 10.31242 2.611015 22.89012
Diagonals of current box is (D1: x y z, D2: x y z): -8.54916 -16.99048 3.11024 29.174 22.21251 42.67
Limit diagonals to 8.3f :  -8.549  -16.990    3.110   29.174   22.213   42.670