X- Y+ Z- X- X+ X+ Z+ Y+ 
After creating box around spheres, box is too small (761539.948067952 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 6.03537557755776 2.23504950495049 19.3770112211221
Center of current box is (x y z): 5.15 1.9335 13.9675
Diagonals of current box are (D1: x y z, D2: x y z): -9.866 -17.777 -0.852 20.166 13.91 28.787
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 921791.937017952
**BOX SIZE is now: 32.032 33.687 31.639
Center of current box is (x y z): 5.15 1.9335 13.9675
Diagonals of current box are (D1: x y z, D2: x y z): -10.866 -18.777 -1.852 21.166 14.91 29.787
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1072163.58787195
**BOX SIZE is now: 34.032 34.687 33.639
Center of current box is (x y z): 5.15 1.4335 13.9675
Diagonals of current box are (D1: x y z, D2: x y z): -11.866 -18.777 -2.852 22.166 15.91 30.787
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1237336.09872595
**BOX SIZE is now: 36.032 35.687 35.639
Center of current box is (x y z): 5.15 0.9335 13.9675
Diagonals of current box are (D1: x y z, D2: x y z): -12.866 -18.777 -3.852 23.166 16.91 31.787
D1X- D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1380284.91001195
**BOX SIZE is now: 38.032 36.687 36.639
Center of current box is (x y z): 5.15 0.4335 14.4675
Diagonals of current box are (D1: x y z, D2: x y z): -13.866 -18.777 -3.852 24.166 17.91 32.787
D1X- D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1533206.65729795
**BOX SIZE is now: 40.032 37.687 37.639
Center of receptor atoms is (x y z): 6.03537557755776 2.23504950495049 19.3770112211221
Center of current box is (x y z): 5.15 0.0664999999999996 14.9675
Diagonals of current box is (D1: x y z, D2: x y z): -14.866 -18.777 -3.852 25.166 18.91 33.787
Limit diagonals to 8.3f : -14.866  -18.777   -3.852   25.166   18.910   33.787