X+ Y- Z- X- Y+ Z+ X+ Y- Z+ Z- X- X+ Z- Y- 
After creating box around spheres, box is too small (644242.472563493 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.7881092007435 -0.427280204460966 21.4711421933085
Center of current box is (x y z): 16.094 13.35 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): 1.49 -27.995 9.563 30.698 1.295 37.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 762903.680245013
**BOX SIZE is now: 31.208 30.29 29.89102
Center of current box is (x y z): 16.094 12.85 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): 0.49 -27.995 8.563 31.698 2.295 38.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 894706.222086533
**BOX SIZE is now: 33.208 31.29 31.89102
Center of current box is (x y z): 16.094 12.35 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): -0.51 -27.995 7.563 32.698 3.295 39.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1040298.09808805
**BOX SIZE is now: 35.208 32.29 33.89102
Center of current box is (x y z): 16.094 11.85 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): -1.51 -27.995 6.563 33.698 4.295 40.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1200327.30824957
**BOX SIZE is now: 37.208 33.29 35.89102
Center of current box is (x y z): 16.094 11.35 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): -2.51 -27.995 5.563 34.698 5.295 41.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1375441.85257109
**BOX SIZE is now: 39.208 34.29 37.89102
Center of current box is (x y z): 16.094 10.85 23.50851
Diagonals of current box are (D1: x y z, D2: x y z): -3.51 -27.995 4.563 35.698 6.295 42.45402
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1566289.73105261
**BOX SIZE is now: 41.208 35.29 39.89102
Center of receptor atoms is (x y z): 13.7881092007435 -0.427280204460966 21.4711421933085
Center of current box is (x y z): 16.094 -10.35 23.50851
Diagonals of current box is (D1: x y z, D2: x y z): -4.51 -27.995 3.563 36.698 7.295 43.45402
Limit diagonals to 8.3f :  -4.510  -27.995    3.563   36.698    7.295   43.454