X+ Y+ Z- X- Y+ Z+ Z- Y+ Z+ X- Z- Y+ Z- Y+ Y+ Z+ Y+ 
After creating box around spheres, box is too small (672712.395848872 < 1500000), so increasing its size
Center of receptor atoms is (x y z): 16.8995697674419 27.7746983204134 4.62876098191214
Center of current box is (x y z): 8.437315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 12.03204 -13.214 22.5511 39.015 19.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 793916.072540702
**BOX SIZE is now: 29.22757 28.98296 34.71166
Center of current box is (x y z): 8.937315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 11.03204 -14.214 23.5511 40.015 20.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 928311.923312533
**BOX SIZE is now: 30.22757 30.98296 36.71166
Center of current box is (x y z): 9.437315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 10.03204 -15.214 24.5511 41.015 21.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1076547.94816436
**BOX SIZE is now: 31.22757 32.98296 38.71166
Center of current box is (x y z): 9.937315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 9.03204 -16.214 25.5511 42.015 22.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1239272.14709619
**BOX SIZE is now: 32.22757 34.98296 40.71166
Center of current box is (x y z): 10.437315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 8.03204 -17.214 26.5511 43.015 23.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1417132.52010803
**BOX SIZE is now: 33.22757 36.98296 42.71166
Center of current box is (x y z): 10.937315 25.52352 3.14183
Diagonals of current box are (D1: x y z, D2: x y z): -5.67647 7.03204 -18.214 27.5511 44.015 24.49766
D2X+ D1Y- D2Y+ D1Z- D2Z+ 
**Total grid points in box is now: 1610777.06719986
**BOX SIZE is now: 34.22757 38.98296 44.71166
Center of receptor atoms is (x y z): 16.8995697674419 27.7746983204134 4.62876098191214
Center of current box is (x y z): 11.437315 25.52352 3.14183
Diagonals of current box is (D1: x y z, D2: x y z): -5.67647 6.03204 -19.214 28.5511 45.015 25.49766
Limit diagonals to 8.3f :  -5.676    6.032  -19.214   28.551   45.015   25.498