C1311213331333132332133313331333133313331333133313331321123122321323231   >>    C131121333133313233213331333133313331333133313331333132112312232132323   <<    C1311213331333132332133313331333133313331333133313331321123122321323233   >>      C1311213331333132332133313331333133313331333133313331321123122321323232   >>