X+ Y- Z+ X- X- Y- Z+ Y- Z+ Y- Z- Z+ 
After creating box around spheres, box is too small (946840.044896568 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -10.8203683168317 21.4564633663366 28.7039102310231
Center of current box is (x y z): 6.822 16.5595 25.322
Diagonals of current box are (D1: x y z, D2: x y z): -24.771 2.076 8.46 11.127 31.043 42.184
D1X- D1Y- D2Y+ D1Z- D2Z+ D2X- 
**Total grid points in box is now: 1072243.03086857
**BOX SIZE is now: 35.898 30.967 35.724
Center of current box is (x y z): 7.822 16.5595 25.322
Diagonals of current box are (D1: x y z, D2: x y z): -25.771 1.076 7.46 10.127 32.043 43.184
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1201396.07265257
**BOX SIZE is now: 36.898 31.967 37.724
Center of current box is (x y z): 8.322 17.0595 25.322
Diagonals of current box are (D1: x y z, D2: x y z): -26.771 1.076 6.46 10.127 33.043 44.184
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1340023.63043657
**BOX SIZE is now: 37.898 32.967 39.724
Center of current box is (x y z): 8.822 17.5595 25.322
Diagonals of current box are (D1: x y z, D2: x y z): -27.771 1.076 5.46 10.127 34.043 45.184
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1488449.70422057
**BOX SIZE is now: 38.898 33.967 41.724
Center of current box is (x y z): 9.322 18.0595 25.322
Diagonals of current box are (D1: x y z, D2: x y z): -28.771 1.076 4.46 10.127 35.043 46.184
D1X- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1646998.29400457
**BOX SIZE is now: 39.898 34.967 43.724
Center of receptor atoms is (x y z): -10.8203683168317 21.4564633663366 28.7039102310231
Center of current box is (x y z): -9.822 18.5595 25.322
Diagonals of current box is (D1: x y z, D2: x y z): -29.771 1.076 3.46 10.127 36.043 47.184
Limit diagonals to 8.3f : -29.771    1.076    3.460   10.127   36.043   47.184