X+ Y+ Z+ Y- Z+ Y+ Z+ Y+ Z+ Z+ X+ X+ Y- 
After creating box around spheres, box is too small (706099.995953706 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -28.8721365280289 17.7585895117541 -15.9100904159132
Center of current box is (x y z): 37.185095 14.57508 23.933745
Diagonals of current box are (D1: x y z, D2: x y z): -54.421 0.38022 -37.295 -19.94919 28.76994 -10.57249
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 835980.604768591
**BOX SIZE is now: 35.47181 30.38972 28.72251
Center of current box is (x y z): 36.685095 14.57508 23.933745
Diagonals of current box are (D1: x y z, D2: x y z): -54.421 -0.61978 -38.295 -18.94919 29.76994 -9.57249
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 979907.245383475
**BOX SIZE is now: 36.47181 32.38972 30.72251
Center of current box is (x y z): 36.185095 14.57508 23.933745
Diagonals of current box are (D1: x y z, D2: x y z): -54.421 -1.61978 -39.295 -17.94919 30.76994 -8.57249
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1138527.91779836
**BOX SIZE is now: 37.47181 34.38972 32.72251
Center of current box is (x y z): 35.685095 14.57508 23.933745
Diagonals of current box are (D1: x y z, D2: x y z): -54.421 -2.61978 -40.295 -16.94919 31.76994 -7.57249
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1312490.62201324
**BOX SIZE is now: 38.47181 36.38972 34.72251
Center of current box is (x y z): 35.185095 14.57508 23.933745
Diagonals of current box are (D1: x y z, D2: x y z): -54.421 -3.61978 -41.295 -15.94919 32.76994 -6.57249
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1502443.35802813
**BOX SIZE is now: 39.47181 38.38972 36.72251
Center of receptor atoms is (x y z): -28.8721365280289 17.7585895117541 -15.9100904159132
Center of current box is (x y z): -34.685095 14.57508 -23.933745
Diagonals of current box is (D1: x y z, D2: x y z): -54.421 -4.61978 -42.295 -14.94919 33.76994 -5.57249
Limit diagonals to 8.3f : -54.421   -4.620  -42.295  -14.949   33.770   -5.572