C13223313311212111133133313331333133313231323133213331323331312312331   >>    C1322331331121211113313331333133313331323132313321333132333131231233   <<    C13223313311212111133133313331333133313231323133213331323331312312333   >>      C13223313311212111133133313331333133313231323133213331323331312312332   >>