C131323131231133132233131333132311331323331323222233132313331323221121   >>    C13132313123113313223313133313231133132333132322223313231333132322112   <<    C131323131231133132233131333132311331323331323222233132313331323221123   >>      C131323131231133132233131333132311331323331323222233132313331323221122   >>