C11111333133313232233133313331333131133132313311211113313112233111131   >>    C1111133313331323223313331333133313113313231331121111331311223311113   <<    C11111333133313232233133313331333131133132313311211113313112233111133   >>      C11111333133313232233133313331333131133132313311211113313112233111132   >>