C3123223313331322121111331333133313331333221312111133131133132313331121111   >>    C312322331333132212111133133313331333133322131211113313113313231333112111   <<    C3123223313331322121111331333133313331333221312111133131133132313331121113   >>      C3123223313331322121111331333133313331333221312111133131133132313331121112   >>