coordinates coronene-h2.xyz charge 0 run md method rhf basis 3-21g thermostat langevin tinit 2000 t0 2000 mdbc spherical md_r1 4.5 md_k1 10.0 md_r2 2.0 md_k2 5.0 mdbc_hydrogen yes mdbc_t1 3000 mdbc_t2 1000 timings yes nstep 30000 gpus 2 maxit 50 scf diis+a timestep 0.5 restartmdfreq 10 end