C1311213331333132332133313331333133313331333132313331311211323311   >>    C131121333133313233213331333133313331333133313231333131121132331   <<    C1311213331333132332133313331333133313331333132313331311211323313   >>      C1311213331333132332133313331333133313331333132313331311211323312   >>