C111122332133313231232313231313231323132322331323131123313132313232321   >>    C11112233213331323123231323131323132313232233132313112331313231323232   <<    C111122332133313231232313231313231323132322331323131123313132313232323   >>      C111122332133313231232313231313231323132322331323131123313132313232322   >>