C11111333133313232233133313331333132332313112113313331323112111111   >>    C1111133313331323223313331333133313233231311211331333132311211111   <<    C11111333133313232233133313331333132332313112113313331323112111113   >>      C11111333133313232233133313331333132332313112113313331323112111112   >>