C111122332133313231232313231313231323132322331323131123313132312331   >>    C11112233213331323123231323131323132313232233132313112331313231233   <<    C111122332133313231232313231313231323132322331323131123313132312333   >>      C111122332133313231232313231313231323132322331323131123313132312332   >>