X- Y+ Z+ X+ Y+ Z+ X- Z+ 
After creating box around spheres, box is too small (646282.011034057 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 48.7354389701208 7.74503528289892 26.4582037507946
Center of current box is (x y z): 42.989555 3.01519 29.39249
Diagonals of current box are (D1: x y z, D2: x y z): 29.89098 -17.42053 13.5355 56.08813 11.39015 45.24948
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 767367.931649255
**BOX SIZE is now: 28.19715 30.81068 32.71398
Center of current box is (x y z): 42.989555 3.01519 28.89249
Diagonals of current box are (D1: x y z, D2: x y z): 28.89098 -18.42053 12.5355 57.08813 12.39015 45.24948
D1X- D2X+ D1Y- D2Y+ D1Z- 
**Total grid points in box is now: 901892.917584453
**BOX SIZE is now: 30.19715 32.81068 33.71398
Center of current box is (x y z): 42.989555 3.01519 28.39249
Diagonals of current box are (D1: x y z, D2: x y z): 27.89098 -19.42053 11.5355 58.08813 13.39015 45.24948
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1020327.30586841
**BOX SIZE is now: 32.19715 33.81068 34.71398
Center of current box is (x y z): 42.989555 2.51519 27.89249
Diagonals of current box are (D1: x y z, D2: x y z): 26.89098 -19.42053 10.5355 59.08813 14.39015 45.24948
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1147901.00353237
**BOX SIZE is now: 34.19715 34.81068 35.71398
Center of current box is (x y z): 42.989555 2.01519 27.39249
Diagonals of current box are (D1: x y z, D2: x y z): 25.89098 -19.42053 9.5355 60.08813 15.39015 45.24948
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1284938.01057633
**BOX SIZE is now: 36.19715 35.81068 36.71398
Center of current box is (x y z): 42.989555 1.51519 26.89249
Diagonals of current box are (D1: x y z, D2: x y z): 24.89098 -19.42053 8.5355 61.08813 16.39015 45.24948
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1431762.32700029
**BOX SIZE is now: 38.19715 36.81068 37.71398
Center of current box is (x y z): 42.989555 1.01519 26.39249
Diagonals of current box are (D1: x y z, D2: x y z): 23.89098 -19.42053 7.5355 62.08813 17.39015 45.24948
D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1549175.30125297
**BOX SIZE is now: 39.19715 37.81068 38.71398
Center of receptor atoms is (x y z): 48.7354389701208 7.74503528289892 26.4582037507946
Center of current box is (x y z): 43.489555 -0.51519 25.89249
Diagonals of current box is (D1: x y z, D2: x y z): 23.89098 -19.42053 6.5355 63.08813 18.39015 45.24948
Limit diagonals to 8.3f :  23.891  -19.421    6.535   63.088   18.390   45.249