C1311213331333132332133313331333133313331333133313331333133313332113313111121   >>    C131121333133313233213331333133313331333133313331333133313331333211331311112   <<    C1311213331333132332133313331333133313331333133313331333133313332113313111123   >>      C1311213331333132332133313331333133313331333133313331333133313332113313111122   >>