C13223313311212111133133313331333133313123223313231333131333131233132211   >>    C1322331331121211113313331333133313331312322331323133313133313123313221   <<    C13223313311212111133133313331333133313123223313231333131333131233132213   >>      C13223313311212111133133313331333133313123223313231333131333131233132212   >>