-nstep=2000000 ntwe=20000 ntwx=20000 dt=0.10 damax=10000.0 lang=0 tbf &
-tau_bath=1.0 t_bath=300
-nrep=16 nstex=20000 tlist mlist traj1file rest1file sync nsyn=20000
+nstep=200000 ntwe=20000 ntwx=20000 dt=0.10 damax=10000.0 lang=0 tbf &
+tau_bath=1.0 t_bath=300 RESPA
+nrep=16 nstex=20000 tlist mlist traj1file rest1file sync nsyn=20000