C11111333133313232233133313331333131133132313311211113323132313131   >>    C1111133313331323223313331333133313113313231331121111332313231313   <<    C11111333133313232233133313331333131133132313311211113323132313133   >>      C11111333133313232233133313331333131133132313311211113323132313132   >>