C111113331333132322331333133313331311331311331323133313331333133313232321333111   >>    C11111333133313232233133313331333131133131133132313331333133313331323232133311   <<    C111113331333132322331333133313331311331311331323133313331333133313232321333113   >>      C111113331333132322331333133313331311331311331323133313331333133313232321333112   >>