C11111333133313232233133313331333133313331322133313331323323132331   >>    C1111133313331323223313331333133313331333132213331333132332313233   <<    C11111333133313232233133313331333133313331322133313331323323132333   >>      C11111333133313232233133313331333133313331322133313331323323132332   >>