X- Y- Z- X- X- Y+ Y- Z- Z+ X- Y+ X- Y- Z- 
After creating box around spheres, box is too small (827123.415336 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 20.0951000543774 14.4594899401849 25.2552974442632
Center of current box is (x y z): 7.8085 5.318 21.17
Diagonals of current box are (D1: x y z, D2: x y z): -8.254 -9.449 5.026 23.871 20.085 37.314
D2X+ D1Y- D2Y+ D1Z- D2Z+ D1X+ 
**Total grid points in box is now: 937838.629836
**BOX SIZE is now: 32.125 31.534 34.288
Center of current box is (x y z): 8.8085 5.318 21.17
Diagonals of current box are (D1: x y z, D2: x y z): -7.254 -10.449 4.026 24.871 21.085 38.314
D2X+ D1Y- D2Y+ D1Z- D2Z+ D1X+ 
**Total grid points in box is now: 1055492.844336
**BOX SIZE is now: 32.125 33.534 36.288
Center of current box is (x y z): 9.8085 5.318 21.17
Diagonals of current box are (D1: x y z, D2: x y z): -6.254 -11.449 3.026 25.871 22.085 39.314
D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1182576.42522
**BOX SIZE is now: 33.125 34.534 38.288
Center of current box is (x y z): 10.3085 5.818 21.17
Diagonals of current box are (D1: x y z, D2: x y z): -6.254 -11.449 2.026 26.871 23.085 40.314
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1286294.590854
**BOX SIZE is now: 34.125 35.534 39.288
Center of current box is (x y z): 10.8085 6.318 21.67
Diagonals of current box are (D1: x y z, D2: x y z): -6.254 -11.449 2.026 27.871 24.085 41.314
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1395895.894488
**BOX SIZE is now: 35.125 36.534 40.288
Center of current box is (x y z): 11.3085 6.818 22.17
Diagonals of current box are (D1: x y z, D2: x y z): -6.254 -11.449 2.026 28.871 25.085 42.314
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1551813.619122
**BOX SIZE is now: 36.125 38.534 41.288
Center of receptor atoms is (x y z): 20.0951000543774 14.4594899401849 25.2552974442632
Center of current box is (x y z): 11.8085 6.818 22.67
Diagonals of current box is (D1: x y z, D2: x y z): -6.254 -12.449 2.026 29.871 26.085 43.314
Limit diagonals to 8.3f :  -6.254  -12.449    2.026   29.871   26.085   43.314