C11111333133313232233133313331333131133132233133313331323333132111   >>    C1111133313331323223313331333133313113313223313331333132333313211   <<    C11111333133313232233133313331333131133132233133313331323333132113   >>      C11111333133313232233133313331333131133132233133313331323333132112   >>