X- Y+ Z+ X- Z- X- Y- Z+ X- Z+ Z+ Z- X- Y- Z- X- Z- 
After creating box around spheres, box is too small (850236.97866975 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.9578992477775 18.0831540916344 11.5338570777296
Center of current box is (x y z): 20.95 23.2315 15.2185
Diagonals of current box are (D1: x y z, D2: x y z): 4.161 6.764 0.981 37.739 39.699 29.456
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 993429.06648975
**BOX SIZE is now: 35.578 33.935 30.475
Center of current box is (x y z): 20.95 22.7315 15.2185
Diagonals of current box are (D1: x y z, D2: x y z): 3.161 5.764 -0.0190000000000001 38.739 39.699 30.456
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1151084.83830975
**BOX SIZE is now: 37.578 34.935 32.475
Center of current box is (x y z): 20.95 22.2315 15.2185
Diagonals of current box are (D1: x y z, D2: x y z): 2.161 4.764 -1.019 39.739 39.699 31.456
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1323852.29412975
**BOX SIZE is now: 39.578 35.935 34.475
Center of current box is (x y z): 20.95 21.7315 15.2185
Diagonals of current box are (D1: x y z, D2: x y z): 1.161 3.764 -2.019 40.739 39.699 32.456
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1512379.43394975
**BOX SIZE is now: 41.578 36.935 36.475
Center of receptor atoms is (x y z): 16.9578992477775 18.0831540916344 11.5338570777296
Center of current box is (x y z): 20.95 21.2315 15.2185
Diagonals of current box is (D1: x y z, D2: x y z): 0.161 2.764 -3.019 41.739 39.699 33.456
Limit diagonals to 8.3f :   0.161    2.764   -3.019   41.739   39.699   33.456