X- Y- Z- X- Y+ Z- Z- Y+ X+ X- 
After creating box around spheres, box is too small (767860.033018135 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 17.9047478606965 56.480385671642 22.3379737313433
Center of current box is (x y z): 15.448535 54.3035 22.3875
Diagonals of current box are (D1: x y z, D2: x y z): 1.38017 39.674 5.115 29.5169 68.933 39.66
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 929528.987957815
**BOX SIZE is now: 30.13673 31.259 36.545
Center of current box is (x y z): 15.448535 54.3035 22.3875
Diagonals of current box are (D1: x y z, D2: x y z): 0.38017 38.674 4.115 30.5169 69.933 40.66
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1112353.14057749
**BOX SIZE is now: 32.13673 33.259 38.545
Center of current box is (x y z): 15.448535 54.3035 22.3875
Diagonals of current box are (D1: x y z, D2: x y z): -0.61983 37.674 3.115 31.5169 70.933 41.66
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1317628.49087717
**BOX SIZE is now: 34.13673 35.259 40.545
Center of current box is (x y z): 15.448535 54.3035 22.3875
Diagonals of current box are (D1: x y z, D2: x y z): -1.61983 36.674 2.115 32.5169 71.933 42.66
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1546651.03885685
**BOX SIZE is now: 36.13673 37.259 42.545
Center of receptor atoms is (x y z): 17.9047478606965 56.480385671642 22.3379737313433
Center of current box is (x y z): 15.448535 54.3035 22.3875
Diagonals of current box is (D1: x y z, D2: x y z): -2.61983 35.674 1.115 33.5169 72.933 43.66
Limit diagonals to 8.3f :  -2.620   35.674    1.115   33.517   72.933   43.660