C3123223313331322121111331333133313331333221312111133131133132112331   >>    C312322331333132212111133133313331333133322131211113313113313211233   <<    C3123223313331322121111331333133313331333221312111133131133132112333   >>      C3123223313331322121111331333133313331333221312111133131133132112332   >>