X+ Y+ Z+ X- Z- Y+ Z- X- Y+ Z- Y+ 
After creating box around spheres, box is too small (615515.425514434 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 1.47043818849449 15.7159216646267 21.5398225214198
Center of current box is (x y z): 4.625845 11.23191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -9.63019 -3.99618 10.55156 18.88188 26.46 36.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 732147.541764152
**BOX SIZE is now: 30.51207 31.45618 28.25252
Center of current box is (x y z): 4.625845 11.73191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -10.63019 -3.99618 9.55156 19.88188 27.46 37.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 861920.768613869
**BOX SIZE is now: 32.51207 32.45618 30.25252
Center of current box is (x y z): 4.625845 12.23191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -11.63019 -3.99618 8.55156 20.88188 28.46 38.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1005483.10606359
**BOX SIZE is now: 34.51207 33.45618 32.25252
Center of current box is (x y z): 4.625845 12.73191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -12.63019 -3.99618 7.55156 21.88188 29.46 39.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1163482.5541133
**BOX SIZE is now: 36.51207 34.45618 34.25252
Center of current box is (x y z): 4.625845 13.23191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -13.63019 -3.99618 6.55156 22.88188 30.46 40.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1336567.11276302
**BOX SIZE is now: 38.51207 35.45618 36.25252
Center of current box is (x y z): 4.625845 13.73191 23.67782
Diagonals of current box are (D1: x y z, D2: x y z): -14.63019 -3.99618 5.55156 23.88188 31.46 41.80408
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1525384.78201274
**BOX SIZE is now: 40.51207 36.45618 38.25252
Center of receptor atoms is (x y z): 1.47043818849449 15.7159216646267 21.5398225214198
Center of current box is (x y z): 4.625845 14.23191 23.67782
Diagonals of current box is (D1: x y z, D2: x y z): -15.63019 -3.99618 4.55156 24.88188 32.46 42.80408
Limit diagonals to 8.3f : -15.630   -3.996    4.552   24.882   32.460   42.804