X+ Y+ Z+ X+ Y+ Z- Y+ Z+ X+ Y- Z+ Y+ X+ Y- Y+ Z+ Y+ Y+ Z- 
After creating box around spheres, box is too small (860784.55197696 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.8969563780569 27.6680489094515 4.62612161269001
Center of current box is (x y z): 10.293 22.778 5.22
Diagonals of current box are (D1: x y z, D2: x y z): -8.128 7.738 -9.164 28.714 37.818 19.604
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1008489.71172096
**BOX SIZE is now: 37.842 32.08 30.768
Center of current box is (x y z): 10.793 22.778 5.22
Diagonals of current box are (D1: x y z, D2: x y z): -8.128 6.738 -10.164 29.714 38.818 20.604
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1171156.32746496
**BOX SIZE is now: 38.842 34.08 32.768
Center of current box is (x y z): 11.293 22.778 5.22
Diagonals of current box are (D1: x y z, D2: x y z): -8.128 5.738 -11.164 30.714 39.818 21.604
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1349432.39920896
**BOX SIZE is now: 39.842 36.08 34.768
Center of current box is (x y z): 11.793 22.778 5.22
Diagonals of current box are (D1: x y z, D2: x y z): -8.128 4.738 -12.164 31.714 40.818 22.604
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1543965.92695296
**BOX SIZE is now: 40.842 38.08 36.768
Center of receptor atoms is (x y z): 16.8969563780569 27.6680489094515 4.62612161269001
Center of current box is (x y z): 12.293 22.778 5.22
Diagonals of current box is (D1: x y z, D2: x y z): -8.128 3.738 -13.164 32.714 41.818 23.604
Limit diagonals to 8.3f :  -8.128    3.738  -13.164   32.714   41.818   23.604