C111113331333132322331333133313331331121111121133133313121111133231323321231   >>    C11111333133313232233133313331333133112111112113313331312111113323132332123   <<    C111113331333132322331333133313331331121111121133133313121111133231323321233   >>      C111113331333132322331333133313331331121111121133133313121111133231323321232   >>