C132233133112121111331333133313231333133313231133132322331323123123313121   >>    C13223313311212111133133313331323133313331323113313232233132312312331312   <<    C132233133112121111331333133313231333133313231133132322331323123123313123   >>      C132233133112121111331333133313231333133313231133132322331323123123313122   >>