X+ Y+ Z+ X- Y- Z+ Y+ Y+ Y- Y- X+ 
After creating box around spheres, box is too small (705408.851661508 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -18.6048837616822 80.7059713785046 3.14094626168224
Center of current box is (x y z): 16.452205 89.808 0.973600000000001
Diagonals of current box are (D1: x y z, D2: x y z): -30.21341 74.96309 -16.96009 -2.691 104.65291 15.01289
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 858161.422099735
**BOX SIZE is now: 29.52241 31.68982 33.97298
Center of current box is (x y z): 16.452205 89.808 0.973600000000001
Diagonals of current box are (D1: x y z, D2: x y z): -31.21341 73.96309 -17.96009 -1.691 105.65291 16.01289
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1031473.99789796
**BOX SIZE is now: 31.52241 33.68982 35.97298
Center of current box is (x y z): 16.452205 89.808 0.973600000000001
Diagonals of current box are (D1: x y z, D2: x y z): -32.21341 72.96309 -18.96009 -0.691000000000001 106.65291 17.01289
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1192273.04233518
**BOX SIZE is now: 33.52241 34.68982 37.97298
Center of current box is (x y z): 16.452205 89.308 0.973600000000001
Diagonals of current box are (D1: x y z, D2: x y z): -33.21341 71.96309 -19.96009 0.308999999999999 106.65291 18.01289
D1X- D2X+ D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1368286.5900124
**BOX SIZE is now: 35.52241 35.68982 39.97298
Center of current box is (x y z): 16.452205 88.808 0.973600000000001
Diagonals of current box are (D1: x y z, D2: x y z): -34.21341 70.96309 -20.96009 1.309 106.65291 19.01289
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1518583.1517409
**BOX SIZE is now: 36.52241 36.68982 41.97298
Center of receptor atoms is (x y z): -18.6048837616822 80.7059713785046 3.14094626168224
Center of current box is (x y z): -16.952205 88.308 -0.973600000000001
Diagonals of current box is (D1: x y z, D2: x y z): -35.21341 69.96309 -21.96009 1.309 106.65291 20.01289
Limit diagonals to 8.3f : -35.213   69.963  -21.960    1.309  106.653   20.013