X- Y+ Z- X- Y+ Z- X+ Z- Z- X- Y+ X- Y- X- Z- 
After creating box around spheres, box is too small (742414.142675698 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 13.7252099220992 49.0570774907748 -44.6041734317344
Center of current box is (x y z): 20.5365 47.436435 47.898925
Diagonals of current box are (D1: x y z, D2: x y z): 5.204 33.187 -63.63085 35.869 61.68587 -32.167
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 900131.749336771
**BOX SIZE is now: 32.665 30.49887 33.46385
Center of current box is (x y z): 20.5365 47.436435 47.898925
Diagonals of current box are (D1: x y z, D2: x y z): 4.204 32.187 -64.63085 36.869 62.68587 -31.167
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1078720.94351784
**BOX SIZE is now: 34.665 32.49887 35.46385
Center of current box is (x y z): 20.5365 47.436435 47.898925
Diagonals of current box are (D1: x y z, D2: x y z): 3.204 31.187 -65.63085 37.869 63.68587 -30.167
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1279477.72521892
**BOX SIZE is now: 36.665 34.49887 37.46385
Center of current box is (x y z): 20.5365 47.436435 47.898925
Diagonals of current box are (D1: x y z, D2: x y z): 2.204 30.187 -66.63085 38.869 64.68587 -29.167
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1503698.09443999
**BOX SIZE is now: 38.665 36.49887 39.46385
Center of receptor atoms is (x y z): 13.7252099220992 49.0570774907748 -44.6041734317344
Center of current box is (x y z): 20.5365 47.436435 -47.898925
Diagonals of current box is (D1: x y z, D2: x y z): 1.204 29.187 -67.63085 39.869 65.68587 -28.167
Limit diagonals to 8.3f :   1.204   29.187  -67.631   39.869   65.686  -28.167