C3132121111133313233121111331333133313331333133313121111331322333131   >>    C313212111113331323312111133133313331333133313331312111133132233313   <<    C3132121111133313233121111331333133313331333133313121111331322333133   >>      C3132121111133313233121111331333133313331333133313121111331322333132   >>