C3123223313331322121111331311331333133313331311313121111133311211331   >>    C312322331333132212111133131133133313331333131131312111113331121133   <<    C3123223313331322121111331311331333133313331311313121111133311211333   >>      C3123223313331322121111331311331333133313331311313121111133311211332   >>