print dlpoly 2 reg2 2
cutoff         1.00000        15.00000         0.50000        60.00000
surf
region         5.00000         5.00000        25.00000        25.00000
stack
LATT    (area =     53.983)
       0.0000000000     7.8951741572     0.0000000000
       0.0000000000     3.9475870786     6.8374213874
       3.2231913526     0.0000000000     4.5582809250
 Miller        1       1       1
 code      7
 BASI 
  CL    CORE     0.0000000000     7.8951741572     6.8374213874
  CL    CORE     0.0000000000    11.8427612358     6.8374213874
  NA    CORE     1.6115956763     7.8951741572     9.1165618499
  NA    CORE     1.6115956763     5.9213806179     5.6978511562
  NA    CORE     1.6115956763     3.9475870786     9.1165618499
  NA    CORE     1.6115956763     1.9737935393     5.6978511562
  CL    CORE     3.2231913526     5.9213806179     7.9769916187
  CL    CORE     3.2231913526     9.8689676965     7.9769916187
ends
@include poten.txt
slab
region         10.00000         10.00000        10.00000        10.00000
vscale1
3.0  0.0
-2.0  4.0
slab

start
minimise
conj 0
bfgs 20
#newt 600
maxu 20
nokill
start
stop