X+ Y- Z- X+ Y- Z+ X+ Y- Z- X+ X- Y- Z- Y- Z- Z+ Y- 
After creating box around spheres, box is too small (817969.489277472 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 21.6690853739246 29.05006485771 19.221806088683
Center of current box is (x y z): 21.064 32.234 13.579
Diagonals of current box are (D1: x y z, D2: x y z): 5.667 14.916 -0.622999999999999 36.461 49.552 27.781
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 959351.658341472
**BOX SIZE is now: 32.794 35.636 30.404
Center of current box is (x y z): 21.064 31.734 13.579
Diagonals of current box are (D1: x y z, D2: x y z): 4.667 13.916 -1.623 37.461 49.552 28.781
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1115256.58740547
**BOX SIZE is now: 34.794 36.636 32.404
Center of current box is (x y z): 21.064 31.234 13.579
Diagonals of current box are (D1: x y z, D2: x y z): 3.667 12.916 -2.623 38.461 49.552 29.781
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1286332.27646947
**BOX SIZE is now: 36.794 37.636 34.404
Center of current box is (x y z): 21.064 30.734 13.579
Diagonals of current box are (D1: x y z, D2: x y z): 2.667 11.916 -3.623 39.461 49.552 30.781
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1432757.91096547
**BOX SIZE is now: 38.794 38.636 35.404
Center of current box is (x y z): 21.064 30.234 14.079
Diagonals of current box are (D1: x y z, D2: x y z): 1.667 10.916 -3.623 40.461 49.552 31.781
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1589274.74146147
**BOX SIZE is now: 40.794 39.636 36.404
Center of receptor atoms is (x y z): 21.6690853739246 29.05006485771 19.221806088683
Center of current box is (x y z): 21.064 29.734 14.579
Diagonals of current box is (D1: x y z, D2: x y z): 0.667 9.916 -3.623 41.461 49.552 32.781
Limit diagonals to 8.3f :   0.667    9.916   -3.623   41.461   49.552   32.781