C1311213331333132332133313331333133313331333133313331333133313331111232311   >>    C131121333133313233213331333133313331333133313331333133313331333111123231   <<    C1311213331333132332133313331333133313331333133313331333133313331111232313   >>      C1311213331333132332133313331333133313331333133313331333133313331111232312   >>