X- Y+ Z- X+ Y+ Y- Y- Z+ X+ Z- X+ Y+ Y+ Z+ Y- 
After creating box around spheres, box is too small (689891.928773414 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 12.5397790927022 1.02246548323471 16.7862391518738
Center of current box is (x y z): 17.334795 6.4865 12.47382
Diagonals of current box are (D1: x y z, D2: x y z): 3.60959 -8.516 -3.03736 31.06 21.489 27.985
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 840390.334044364
**BOX SIZE is now: 29.45041 32.005 33.02236
Center of current box is (x y z): 17.334795 6.4865 12.47382
Diagonals of current box are (D1: x y z, D2: x y z): 2.60959 -9.516 -4.03736 32.06 22.489 28.985
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1011295.93763531
**BOX SIZE is now: 31.45041 34.005 35.02236
Center of current box is (x y z): 17.334795 6.4865 12.47382
Diagonals of current box are (D1: x y z, D2: x y z): 1.60959 -10.516 -5.03736 33.06 23.489 29.985
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1203904.73954626
**BOX SIZE is now: 33.45041 36.005 37.02236
Center of current box is (x y z): 17.334795 6.4865 12.47382
Diagonals of current box are (D1: x y z, D2: x y z): 0.609590000000001 -11.516 -6.03736 34.06 24.489 30.985
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1419512.73977722
**BOX SIZE is now: 35.45041 38.005 39.02236
Center of current box is (x y z): 17.334795 6.4865 12.47382
Diagonals of current box are (D1: x y z, D2: x y z): -0.390409999999999 -12.516 -7.03736 35.06 25.489 31.985
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1617935.72489664
**BOX SIZE is now: 37.45041 39.005 41.02236
Center of receptor atoms is (x y z): 12.5397790927022 1.02246548323471 16.7862391518738
Center of current box is (x y z): 17.334795 5.9865 12.47382
Diagonals of current box is (D1: x y z, D2: x y z): -1.39041 -13.516 -8.03736 36.06 25.489 32.985
Limit diagonals to 8.3f :  -1.390  -13.516   -8.037   36.060   25.489   32.985