C13223313311212111133133313331333131212111113331333133313133313331333132212221   >>    C1322331331121211113313331333133313121211111333133313331313331333133313221222   <<    C13223313311212111133133313331333131212111113331333133313133313331333132212223   >>      C13223313311212111133133313331333131212111113331333133313133313331333132212222   >>