X- Y+ Z+ X+ X+ X+ 
After creating box around spheres, box is too small (833417.746512624 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 21.238395567495 28.7276460711887 19.2469032907992
Center of current box is (x y z): 20.2615 29.55 12.543
Diagonals of current box are (D1: x y z, D2: x y z): 5.03 13.604 -3.343 35.493 45.496 28.429
D1X- D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 973537.219644624
**BOX SIZE is now: 32.463 33.892 32.772
Center of current box is (x y z): 20.2615 29.55 13.043
Diagonals of current box are (D1: x y z, D2: x y z): 4.03 12.604 -3.343 36.493 46.496 29.429
D1X- D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1127901.78477662
**BOX SIZE is now: 34.463 35.892 33.772
Center of current box is (x y z): 20.2615 29.55 13.543
Diagonals of current box are (D1: x y z, D2: x y z): 3.03 11.604 -3.343 37.493 47.496 30.429
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1262926.37313662
**BOX SIZE is now: 36.463 36.892 34.772
Center of current box is (x y z): 20.2615 29.05 14.043
Diagonals of current box are (D1: x y z, D2: x y z): 2.03 10.604 -3.343 38.493 47.496 31.429
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1407659.67549662
**BOX SIZE is now: 38.463 37.892 35.772
Center of current box is (x y z): 20.2615 28.55 14.543
Diagonals of current box are (D1: x y z, D2: x y z): 1.03 9.604 -3.343 39.493 47.496 32.429
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1562425.69185662
**BOX SIZE is now: 40.463 38.892 36.772
Center of receptor atoms is (x y z): 21.238395567495 28.7276460711887 19.2469032907992
Center of current box is (x y z): 20.2615 28.05 15.043
Diagonals of current box is (D1: x y z, D2: x y z): 0.0299999999999994 8.604 -3.343 40.493 47.496 33.429
Limit diagonals to 8.3f :   0.030    8.604   -3.343   40.493   47.496   33.429