C111113331333132322331333133313331311331323133313132333132313211   >>    C11111333133313232233133313331333131133132313331313233313231321   <<    C111113331333132322331333133313331311331323133313132333132313213   >>      C111113331333132322331333133313331311331323133313132333132313212   >>