C111123313121111121111331333133313331333133313331333133313331333132332121123231   >>    C11112331312111112111133133313331333133313331333133313331333133313233212112323   <<    C111123313121111121111331333133313331333133313331333133313331333132332121123233   >>      C111123313121111121111331333133313331333133313331333133313331333132332121123232   >>