C13223313311212111133133313331333133313233121333133313331313331333121133231   >>    C1322331331121211113313331333133313331323312133313331333131333133312113323   <<    C13223313311212111133133313331333133313233121333133313331313331333121133233   >>      C13223313311212111133133313331333133313233121333133313331313331333121133232   >>