C13223313311212111133133313331323133313331323113313113313233313123221   >>    C1322331331121211113313331333132313331333132311331311331323331312322   <<    C13223313311212111133133313331323133313331323113313113313233313123223   >>      C13223313311212111133133313331323133313331323113313113313233313123222   >>