C1311213331333132332133313331333133313331333133313331333131121333311231323221   >>    C131121333133313233213331333133313331333133313331333133313112133331123132322   <<    C1311213331333132332133313331333133313331333133313331333131121333311231323223   >>      C1311213331333132332133313331333133313331333133313331333131121333311231323222   >>