X- Y- Z- X+ Y- Z- Z+ X+ Y+ Z- X- X- X- 
After creating box around spheres, box is too small (688171.093117612 < 1500000), so increasing its size
Center of receptor atoms is (x y z): -19.0545482315113 78.5997695605573 4.15530707395496
Center of current box is (x y z): 16.84088 87.009 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -31.54321 72.94002 -13.68379 -2.13855 101.07798 17.1214
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 838328.575008547
**BOX SIZE is now: 31.40466 30.13796 32.80519
Center of current box is (x y z): 16.84088 87.009 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -32.54321 71.94002 -14.68379 -1.13855 102.07798 18.1214
D1X- D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1008865.18385948
**BOX SIZE is now: 33.40466 32.13796 34.80519
Center of current box is (x y z): 16.84088 87.009 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -33.54321 70.94002 -15.68379 -0.13855 103.07798 19.1214
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1132963.36756108
**BOX SIZE is now: 34.40466 33.13796 36.80519
Center of current box is (x y z): 17.34088 86.509 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -34.54321 69.94002 -16.68379 -0.13855 103.07798 20.1214
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1266343.63448267
**BOX SIZE is now: 35.40466 34.13796 38.80519
Center of current box is (x y z): 17.84088 86.009 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -35.54321 68.94002 -17.68379 -0.13855 103.07798 21.1214
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1409329.98462427
**BOX SIZE is now: 36.40466 35.13796 40.80519
Center of current box is (x y z): 18.34088 85.509 1.718805
Diagonals of current box are (D1: x y z, D2: x y z): -36.54321 67.94002 -18.68379 -0.13855 103.07798 22.1214
D1X- D1Y- D1Z- D2Z+ 
**Total grid points in box is now: 1562246.41798586
**BOX SIZE is now: 37.40466 36.13796 42.80519
Center of receptor atoms is (x y z): -19.0545482315113 78.5997695605573 4.15530707395496
Center of current box is (x y z): -18.84088 85.009 1.718805
Diagonals of current box is (D1: x y z, D2: x y z): -37.54321 66.94002 -19.68379 -0.13855 103.07798 23.1214
Limit diagonals to 8.3f : -37.543   66.940  -19.684   -0.139  103.078   23.121