X+ Y- Z- Y+ Y- Z+ Z- X+ Z+ X+ Y- X+ Y- Y- 
After creating box around spheres, box is too small (742467.895983046 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 15.0035552589429 23.4193502402562 16.0538649225841
Center of current box is (x y z): 1.144785 20.653 15.53307
Diagonals of current box are (D1: x y z, D2: x y z): -13.26064 5.301 -0.00985999999999976 15.55021 36.005 31.076
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 870926.339800899
**BOX SIZE is now: 29.81085 32.704 33.08586
Center of current box is (x y z): 1.644785 20.653 15.53307
Diagonals of current box are (D1: x y z, D2: x y z): -13.26064 4.301 -1.00986 16.55021 37.005 32.076
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1012929.23209875
**BOX SIZE is now: 30.81085 34.704 35.08586
Center of current box is (x y z): 2.144785 20.653 15.53307
Diagonals of current box are (D1: x y z, D2: x y z): -13.26064 3.301 -2.00986 17.55021 38.005 33.076
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1169124.57287661
**BOX SIZE is now: 31.81085 36.704 37.08586
Center of current box is (x y z): 2.644785 20.653 15.53307
Diagonals of current box are (D1: x y z, D2: x y z): -13.26064 2.301 -3.00986 18.55021 39.005 34.076
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1340160.36213446
**BOX SIZE is now: 32.81085 38.704 39.08586
Center of current box is (x y z): 3.144785 20.653 15.53307
Diagonals of current box are (D1: x y z, D2: x y z): -13.26064 1.301 -4.00986 19.55021 40.005 35.076
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1526684.59987232
**BOX SIZE is now: 33.81085 40.704 41.08586
Center of receptor atoms is (x y z): 15.0035552589429 23.4193502402562 16.0538649225841
Center of current box is (x y z): 3.644785 20.653 15.53307
Diagonals of current box is (D1: x y z, D2: x y z): -13.26064 0.301 -5.00986 20.55021 41.005 36.076
Limit diagonals to 8.3f : -13.261    0.301   -5.010   20.550   41.005   36.076