C11111333133313232233133313331333133313233213331322231323132333131   >>    C1111133313331323223313331333133313331323321333132223132313233313   <<    C11111333133313232233133313331333133313233213331322231323132333133   >>      C11111333133313232233133313331333133313233213331322231323132333132   >>