C11111333133313232233133313331333132332322121111331311331121133321   >>    C1111133313331323223313331333133313233232212111133131133112113332   <<    C11111333133313232233133313331333132332322121111331311331121133323   >>      C11111333133313232233133313331333132332322121111331311331121133322   >>