X- Y+ Z+ X- Y- Z+ X+ Y- Z+ Y+ X+ Z+ Z+ X+ Y+ Z- Z- Z+ Y+ X- 
After creating box around spheres, box is too small (773633.249945209 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 20.0216243124313 13.922097909791 25.1268916391639
Center of current box is (x y z): 9.70175 5.0285 21.631265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -9.842 5.656 24.7785 19.899 37.60653
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 906437.30950109
**BOX SIZE is now: 31.1535 31.741 33.95053
Center of current box is (x y z): 10.20175 5.0285 21.631265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -10.842 4.656 25.7785 20.899 38.60653
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1023773.14672247
**BOX SIZE is now: 32.1535 33.741 34.95053
Center of current box is (x y z): 10.70175 5.0285 22.131265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -11.842 4.656 26.7785 21.899 39.60653
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1117997.31398226
**BOX SIZE is now: 33.1535 34.741 35.95053
Center of current box is (x y z): 11.20175 5.5285 22.631265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -11.842 4.656 27.7785 22.899 40.60653
D2X+ D1Y- D2Y+ D2Z+ 
**Total grid points in box is now: 1251902.84087364
**BOX SIZE is now: 34.1535 36.741 36.95053
Center of current box is (x y z): 11.70175 5.5285 23.131265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -12.842 4.656 28.7785 23.899 41.60653
D2X+ D2Y+ D2Z+ 
**Total grid points in box is now: 1359451.08018344
**BOX SIZE is now: 35.1535 37.741 37.95053
Center of current box is (x y z): 12.20175 6.0285 23.631265
Diagonals of current box are (D1: x y z, D2: x y z): -5.375 -12.842 4.656 29.7785 24.899 42.60653
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1549799.25531932
**BOX SIZE is now: 36.1535 39.741 39.95053
Center of receptor atoms is (x y z): 20.0216243124313 13.922097909791 25.1268916391639
Center of current box is (x y z): 12.70175 6.0285 23.631265
Diagonals of current box is (D1: x y z, D2: x y z): -5.375 -13.842 3.656 30.7785 25.899 43.60653
Limit diagonals to 8.3f :  -5.375  -13.842    3.656   30.779   25.899   43.607