C111122332133313231232313231313231323132322331323131123313221131   >>    C11112233213331323123231323131323132313232233132313112331322113   <<    C111122332133313231232313231313231323132322331323131123313221133   >>      C111122332133313231232313231313231323132322331323131123313221132   >>