X- Y+ Z+ X+ Y+ Y+ X+ Y- Z+ Y- Z+ X- Z- X+ 
After creating box around spheres, box is too small (729872.970829283 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.7565077066792 -0.480535730966837 21.5516524988323
Center of current box is (x y z): 16.0919 13.888135 23.660185
Diagonals of current box are (D1: x y z, D2: x y z): -0.158200000000001 -28.22542 9.15676 32.342 0.449149999999999 38.16361
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 857092.035980072
**BOX SIZE is now: 34.5002 29.67457 31.00685
Center of current box is (x y z): 16.0919 13.388135 23.660185
Diagonals of current box are (D1: x y z, D2: x y z): -1.1582 -28.22542 8.15676 33.342 1.44915 39.16361
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 997795.569650861
**BOX SIZE is now: 36.5002 30.67457 33.00685
Center of current box is (x y z): 16.0919 12.888135 23.660185
Diagonals of current box are (D1: x y z, D2: x y z): -2.1582 -28.22542 7.15676 34.342 2.44915 40.16361
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1152631.57184165
**BOX SIZE is now: 38.5002 31.67457 35.00685
Center of current box is (x y z): 16.0919 12.388135 23.660185
Diagonals of current box are (D1: x y z, D2: x y z): -3.1582 -28.22542 6.15676 35.342 3.44915 41.16361
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1322248.04255244
**BOX SIZE is now: 40.5002 32.67457 37.00685
Center of current box is (x y z): 16.0919 11.888135 23.660185
Diagonals of current box are (D1: x y z, D2: x y z): -4.1582 -28.22542 5.15676 36.342 4.44915 42.16361
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1507292.98178323
**BOX SIZE is now: 42.5002 33.67457 39.00685
Center of receptor atoms is (x y z): 13.7565077066792 -0.480535730966837 21.5516524988323
Center of current box is (x y z): 16.0919 -11.388135 23.660185
Diagonals of current box is (D1: x y z, D2: x y z): -5.1582 -28.22542 4.15676 37.342 5.44915 43.16361
Limit diagonals to 8.3f :  -5.158  -28.225    4.157   37.342    5.449   43.164