C11111333133313232233133313331333133313211231133132313231323132333132313131   >>    C1111133313331323223313331333133313331321123113313231323132313233313231313   <<    C11111333133313232233133313331333133313211231133132313231323132333132313133   >>      C11111333133313232233133313331333133313211231133132313231323132333132313132   >>