X- Y- Z+ Y+ Z- Y- Y+ Y+ Y- Y- X+ 
After creating box around spheres, box is too small (870137.629703874 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -2.29416672841793 -28.7356995183401 -51.4659251574657
Center of current box is (x y z): 6.537 21.722475 49.5935
Diagonals of current box are (D1: x y z, D2: x y z): -23.093 -35.29495 -67.521 10.019 -8.15 -31.666
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1018307.78066417
**BOX SIZE is now: 35.112 29.14495 36.855
Center of current box is (x y z): 6.537 21.722475 50.0935
Diagonals of current box are (D1: x y z, D2: x y z): -24.093 -36.29495 -68.521 11.019 -7.15 -31.666
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1181378.36222447
**BOX SIZE is now: 37.112 31.14495 37.855
Center of current box is (x y z): 6.537 21.722475 50.5935
Diagonals of current box are (D1: x y z, D2: x y z): -25.093 -37.29495 -69.521 12.019 -6.15 -31.666
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1359997.37438477
**BOX SIZE is now: 39.112 33.14495 38.855
Center of current box is (x y z): 6.537 21.722475 51.0935
Diagonals of current box are (D1: x y z, D2: x y z): -26.093 -38.29495 -70.521 13.019 -5.15 -31.666
D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 1516993.86362432
**BOX SIZE is now: 40.112 35.14495 39.855
Center of receptor atoms is (x y z): -2.29416672841793 -28.7356995183401 -51.4659251574657
Center of current box is (x y z): -6.037 -21.722475 -51.5935
Diagonals of current box is (D1: x y z, D2: x y z): -26.093 -39.29495 -71.521 14.019 -4.15 -31.666
Limit diagonals to 8.3f : -26.093  -39.295  -71.521   14.019   -4.150  -31.666