X- Y+ Z- X- X- Y+ Y+ Z+ X- Y- Y- Y- Y- Y- 
After creating box around spheres, box is too small (774417.114400104 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.9060714628298 -0.587136690647482 21.6130302158273
Center of current box is (x y z): 16.679 14.4325 19.7825
Diagonals of current box are (D1: x y z, D2: x y z): 0.723000000000001 -28.191 3.451 32.635 -0.673999999999999 36.114
D1X- D2X+ D2Y+ D1Z- D2Z+ D1Y+ 
**Total grid points in box is now: 873342.105250104
**BOX SIZE is now: 33.912 27.517 34.663
Center of current box is (x y z): 16.679 13.4325 19.7825
Diagonals of current box are (D1: x y z, D2: x y z): -0.276999999999999 -27.191 2.451 33.635 0.326000000000001 37.114
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1013760.0928121
**BOX SIZE is now: 35.912 28.517 36.663
Center of current box is (x y z): 16.679 12.9325 19.7825
Diagonals of current box are (D1: x y z, D2: x y z): -1.277 -27.191 1.451 34.635 1.326 38.114
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1168175.8523741
**BOX SIZE is now: 37.912 29.517 38.663
Center of current box is (x y z): 16.679 12.4325 19.7825
Diagonals of current box are (D1: x y z, D2: x y z): -2.277 -27.191 0.451000000000001 35.635 2.326 39.114
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1337237.3839361
**BOX SIZE is now: 39.912 30.517 40.663
Center of current box is (x y z): 16.679 11.9325 19.7825
Diagonals of current box are (D1: x y z, D2: x y z): -3.277 -27.191 -0.548999999999999 36.635 3.326 40.114
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1521592.6874981
**BOX SIZE is now: 41.912 31.517 42.663
Center of receptor atoms is (x y z): 13.9060714628298 -0.587136690647482 21.6130302158273
Center of current box is (x y z): 16.679 -11.4325 19.7825
Diagonals of current box is (D1: x y z, D2: x y z): -4.277 -27.191 -1.549 37.635 4.326 41.114
Limit diagonals to 8.3f :  -4.277  -27.191   -1.549   37.635    4.326   41.114