X+ Y+ Z+ X+ Y- Y+ Z- X- X+ Y- Z+ Z+ 
After creating box around spheres, box is too small (631063.761722653 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -45.5087199649226 15.8428187664425 -20.5122429114294
Center of current box is (x y z): 46.1355 15.27482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -60.949 2.2517 -38.46443 -31.322 28.29794 -8.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 745719.652536216
**BOX SIZE is now: 31.627 27.04624 32.28843
Center of current box is (x y z): 46.1355 15.77482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -61.949 2.2517 -39.46443 -30.322 29.29794 -7.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 873120.397629778
**BOX SIZE is now: 33.627 28.04624 34.28843
Center of current box is (x y z): 46.1355 16.27482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -62.949 2.2517 -40.46443 -29.322 30.29794 -6.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1013913.99700334
**BOX SIZE is now: 35.627 29.04624 36.28843
Center of current box is (x y z): 46.1355 16.77482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -63.949 2.2517 -41.46443 -28.322 31.29794 -5.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1168748.4506569
**BOX SIZE is now: 37.627 30.04624 38.28843
Center of current box is (x y z): 46.1355 17.27482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -64.949 2.2517 -42.46443 -27.322 32.29794 -4.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1338271.75859047
**BOX SIZE is now: 39.627 31.04624 40.28843
Center of current box is (x y z): 46.1355 17.77482 23.320215
Diagonals of current box are (D1: x y z, D2: x y z): -65.949 2.2517 -43.46443 -26.322 33.29794 -3.176
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1523131.92080403
**BOX SIZE is now: 41.627 32.04624 42.28843
Center of receptor atoms is (x y z): -45.5087199649226 15.8428187664425 -20.5122429114294
Center of current box is (x y z): -46.1355 18.27482 -23.320215
Diagonals of current box is (D1: x y z, D2: x y z): -66.949 2.2517 -44.46443 -25.322 34.29794 -2.176
Limit diagonals to 8.3f : -66.949    2.252  -44.464  -25.322   34.298   -2.176