X- Y+ Z+ Y+ X- X+ Y- Z- X- Z+ Y- 
After creating box around spheres, box is too small (710168.411678004 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 21.1857491638796 28.6515331103679 19.4640468227425
Center of current box is (x y z): 19.4595 29.766 14.159
Diagonals of current box are (D1: x y z, D2: x y z): 4.279 14.363 0.0980000000000008 34.64 45.169 28.22
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 863421.348038004
**BOX SIZE is now: 32.361 32.806 30.122
Center of current box is (x y z): 19.4595 29.766 14.159
Diagonals of current box are (D1: x y z, D2: x y z): 3.279 13.363 -0.901999999999999 35.64 46.169 29.22
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1037256.708398
**BOX SIZE is now: 34.361 34.806 32.122
Center of current box is (x y z): 19.4595 29.766 14.159
Diagonals of current box are (D1: x y z, D2: x y z): 2.279 12.363 -1.902 36.64 47.169 30.22
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1199471.321624
**BOX SIZE is now: 36.361 35.806 34.122
Center of current box is (x y z): 19.4595 29.266 14.159
Diagonals of current box are (D1: x y z, D2: x y z): 1.279 11.363 -2.902 37.64 47.169 31.22
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1338910.490768
**BOX SIZE is now: 38.361 36.806 35.122
Center of current box is (x y z): 19.4595 28.766 14.659
Diagonals of current box are (D1: x y z, D2: x y z): 0.279 10.363 -2.902 38.64 47.169 32.22
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1488189.377912
**BOX SIZE is now: 40.361 37.806 36.122
Center of current box is (x y z): 19.4595 28.266 15.159
Diagonals of current box are (D1: x y z, D2: x y z): -0.721 9.363 -2.902 39.64 47.169 33.22
D1X- D2X+ D1Y- D2Z+ 
**Total grid points in box is now: 1647631.983056
**BOX SIZE is now: 42.361 38.806 37.122
Center of receptor atoms is (x y z): 21.1857491638796 28.6515331103679 19.4640468227425
Center of current box is (x y z): 19.4595 27.766 15.659
Diagonals of current box is (D1: x y z, D2: x y z): -1.721 8.363 -2.902 40.64 47.169 34.22
Limit diagonals to 8.3f :  -1.721    8.363   -2.902   40.640   47.169   34.220