C13223313311212111133133313331333131212111113331333133313133313331331123131221   >>    C1322331331121211113313331333133313121211111333133313331313331333133112313122   <<    C13223313311212111133133313331333131212111113331333133313133313331331123131223   >>      C13223313311212111133133313331333131212111113331333133313133313331331123131222   >>