X+ Y- Z- X+ Y- Z+ X+ Y- Z+ X+ Z+ Y+ Z+ Z- Z- Y- X- X- Z- X- 
After creating box around spheres, box is too small (577037.203748538 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.1797742257742 19.1592687312687 -1.23212487512488
Center of current box is (x y z): 12.643145 13.350025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -0.843999999999999 -1.40487 -10.43957 26.13029 28.10492 16.40917
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 711129.876921886
**BOX SIZE is now: 28.97429 31.50979 28.84874
Center of current box is (x y z): 12.643145 13.350025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -1.844 -2.40487 -11.43957 27.13029 29.10492 17.40917
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 838719.45810508
**BOX SIZE is now: 30.97429 32.50979 30.84874
Center of current box is (x y z): 12.643145 13.850025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -2.844 -2.40487 -12.43957 28.13029 30.10492 18.40917
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 980008.041168274
**BOX SIZE is now: 32.97429 33.50979 32.84874
Center of current box is (x y z): 12.643145 14.350025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -3.844 -2.40487 -13.43957 29.13029 31.10492 19.40917
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1135643.62611147
**BOX SIZE is now: 34.97429 34.50979 34.84874
Center of current box is (x y z): 12.643145 14.850025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -4.844 -2.40487 -14.43957 30.13029 32.10492 20.40917
D1X- D2X+ D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1306274.21293466
**BOX SIZE is now: 36.97429 35.50979 36.84874
Center of current box is (x y z): 12.643145 15.350025 2.9848
Diagonals of current box are (D1: x y z, D2: x y z): -5.844 -2.40487 -15.43957 31.13029 33.10492 21.40917
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1454128.33676878
**BOX SIZE is now: 38.97429 36.50979 37.84874
Center of current box is (x y z): 12.643145 15.850025 2.4848
Diagonals of current box are (D1: x y z, D2: x y z): -6.844 -2.40487 -16.43957 32.13029 34.10492 21.40917
D1X- D2X+ D2Y+ D1Z- 
**Total grid points in box is now: 1612117.7935029
**BOX SIZE is now: 40.97429 37.50979 38.84874
Center of receptor atoms is (x y z): 16.1797742257742 19.1592687312687 -1.23212487512488
Center of current box is (x y z): 12.643145 16.350025 1.9848
Diagonals of current box is (D1: x y z, D2: x y z): -7.844 -2.40487 -17.43957 33.13029 35.10492 21.40917
Limit diagonals to 8.3f :  -7.844   -2.405  -17.440   33.130   35.105   21.409