C11111333133313232233133313331333132332313112113313331323221211113313113111   >>    C1111133313331323223313331333133313233231311211331333132322121111331311311   <<    C11111333133313232233133313331333132332313112113313331323221211113313113113   >>      C11111333133313232233133313331333132332313112113313331323221211113313113112   >>