X+ Y- Z- X- Y+ X- Y+ Y- Y+ Y- Y- X- Y+ Y- Z- X- 
After creating box around spheres, box is too small (827572.408507353 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 31.5013958944281 20.0311168132942 16.875610459433
Center of current box is (x y z): 26.39824 17.395 13.666
Diagonals of current box are (D1: x y z, D2: x y z): 11.59748 4.3 -6.102 41.199 30.49 33.434
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 999059.797217433
**BOX SIZE is now: 31.60152 28.19 41.536
Center of current box is (x y z): 26.39824 17.395 13.666
Diagonals of current box are (D1: x y z, D2: x y z): 10.59748 3.3 -7.102 42.199 31.49 34.434
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1192433.93024751
**BOX SIZE is now: 33.60152 30.19 43.536
Center of current box is (x y z): 26.39824 17.395 13.666
Diagonals of current box are (D1: x y z, D2: x y z): 9.59748 2.3 -8.102 43.199 32.49 35.434
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1408990.80759759
**BOX SIZE is now: 35.60152 32.19 45.536
Center of current box is (x y z): 26.39824 17.395 13.666
Diagonals of current box are (D1: x y z, D2: x y z): 8.59748 1.3 -9.102 44.199 33.49 36.434
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1650026.42926767
**BOX SIZE is now: 37.60152 34.19 47.536
Center of receptor atoms is (x y z): 31.5013958944281 20.0311168132942 16.875610459433
Center of current box is (x y z): 26.39824 17.395 13.666
Diagonals of current box is (D1: x y z, D2: x y z): 7.59748 0.300000000000001 -10.102 45.199 34.49 37.434
Limit diagonals to 8.3f :   7.597    0.300  -10.102   45.199   34.490   37.434