C13223313311212111133133313331333131212111113331333131211113313222313221   >>    C1322331331121211113313331333133313121211111333133313121111331322231322   <<    C13223313311212111133133313331333131212111113331333131211113313222313223   >>      C13223313311212111133133313331333131212111113331333131211113313222313222   >>