C11111333133313232233133313331333133313331312111133133312111113132331   >>    C1111133313331323223313331333133313331333131211113313331211111313233   <<    C11111333133313232233133313331333133313331312111133133312111113132333   >>      C11111333133313232233133313331333133313331312111133133312111113132332   >>