C1311213331333132332133313331333133313121111331333133313331322113211   >>    C131121333133313233213331333133313331312111133133313331333132211321   <<    C1311213331333132332133313331333133313121111331333133313331322113213   >>      C1311213331333132332133313331333133313121111331333133313331322113212   >>