X- Y- Z- Y+ Z- X- Z+ Z- Z+ Z+ X- Z+ 
After creating box around spheres, box is too small (558415.492527652 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 15.4975508695652 33.1472752173913 69.1491565217391
Center of current box is (x y z): 19.398035 23.509725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 5.08496 9.64273 49.03038 33.71111 37.37672 75.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 666491.906912998
**BOX SIZE is now: 30.62615 28.73399 28.05064
Center of current box is (x y z): 19.398035 24.009725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 4.08496 9.64273 48.03038 34.71111 38.37672 76.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 787111.956458343
**BOX SIZE is now: 32.62615 29.73399 30.05064
Center of current box is (x y z): 19.398035 24.509725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 3.08496 9.64273 47.03038 35.71111 39.37672 77.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 920923.641163689
**BOX SIZE is now: 34.62615 30.73399 32.05064
Center of current box is (x y z): 19.398035 25.009725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 2.08496 9.64273 46.03038 36.71111 40.37672 78.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1068574.96102903
**BOX SIZE is now: 36.62615 31.73399 34.05064
Center of current box is (x y z): 19.398035 25.509725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 1.08496 9.64273 45.03038 37.71111 41.37672 79.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1230713.91605438
**BOX SIZE is now: 38.62615 32.73399 36.05064
Center of current box is (x y z): 19.398035 26.009725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): 0.0849600000000006 9.64273 44.03038 38.71111 42.37672 80.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1407988.50623972
**BOX SIZE is now: 40.62615 33.73399 38.05064
Center of current box is (x y z): 19.398035 26.509725 62.0557
Diagonals of current box are (D1: x y z, D2: x y z): -0.915039999999999 9.64273 43.03038 39.71111 43.37672 81.08102
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1601046.73158507
**BOX SIZE is now: 42.62615 34.73399 40.05064
Center of receptor atoms is (x y z): 15.4975508695652 33.1472752173913 69.1491565217391
Center of current box is (x y z): 19.398035 27.009725 62.0557
Diagonals of current box is (D1: x y z, D2: x y z): -1.91504 9.64273 42.03038 40.71111 44.37672 82.08102
Limit diagonals to 8.3f :  -1.915    9.643   42.030   40.711   44.377   82.081