X+ Y- Z- X+ Y- X+ Z- X+ X- 
After creating box around spheres, box is too small (728146.312959563 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 40.4381154044307 28.655020607934 12.4889459041731
Center of current box is (x y z): 44.298365 28.55797 1.87829
Diagonals of current box are (D1: x y z, D2: x y z): 28.09206 13.40094 -11.84527 60.50467 43.715 15.60185
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 827673.520057907
**BOX SIZE is now: 34.41261 31.31406 28.44712
Center of current box is (x y z): 44.298365 28.05797 2.37829
Diagonals of current box are (D1: x y z, D2: x y z): 27.09206 12.40094 -11.84527 61.50467 43.715 16.60185
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 935513.21553625
**BOX SIZE is now: 36.41261 32.31406 29.44712
Center of current box is (x y z): 44.298365 27.55797 2.87829
Diagonals of current box are (D1: x y z, D2: x y z): 26.09206 11.40094 -11.84527 62.50467 43.715 17.60185
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1051989.39939459
**BOX SIZE is now: 38.41261 33.31406 30.44712
Center of current box is (x y z): 44.298365 27.05797 3.37829
Diagonals of current box are (D1: x y z, D2: x y z): 25.09206 10.40094 -11.84527 63.50467 43.715 18.60185
D1X- D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1211739.29692988
**BOX SIZE is now: 40.41261 35.31406 31.44712
Center of current box is (x y z): 44.298365 27.05797 3.87829
Diagonals of current box are (D1: x y z, D2: x y z): 24.09206 9.40094 -11.84527 64.50467 44.715 19.60185
D1X- D2X+ D2Z+ 
**Total grid points in box is now: 1312147.23225128
**BOX SIZE is now: 42.41261 35.31406 32.44712
Center of current box is (x y z): 44.298365 27.05797 4.37829
Diagonals of current box are (D1: x y z, D2: x y z): 23.09206 9.40094 -11.84527 65.50467 44.715 20.60185
D1X- D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1456476.88124962
**BOX SIZE is now: 44.41261 36.31406 33.44712
Center of current box is (x y z): 44.298365 27.55797 4.87829
Diagonals of current box are (D1: x y z, D2: x y z): 22.09206 9.40094 -11.84527 66.50467 45.715 21.60185
D1X- D2X+ D2Z+ 
**Total grid points in box is now: 1567571.93848102
**BOX SIZE is now: 46.41261 36.31406 34.44712
Center of receptor atoms is (x y z): 40.4381154044307 28.655020607934 12.4889459041731
Center of current box is (x y z): 44.298365 27.55797 5.37829
Diagonals of current box is (D1: x y z, D2: x y z): 21.09206 9.40094 -11.84527 67.50467 45.715 22.60185
Limit diagonals to 8.3f :  21.092    9.401  -11.845   67.505   45.715   22.602