"# closed_set.update(current_m)\n",
"# new_molecules = [(reduced, current_c + 1) for r in rules for reduced in reductions(r, current_m)]\n",
"# agenda = agenda[1:] + new_molecules\n",
"# closed_set.update(current_m)\n",
"# new_molecules = [(reduced, current_c + 1) for r in rules for reduced in reductions(r, current_m)]\n",
"# agenda = agenda[1:] + new_molecules\n",