C13223313311212111133133313331333133313123133313231333131113321   >>    C1322331331121211113313331333133313331312313331323133313111332   <<    C13223313311212111133133313331333133313123133313231333131113323   >>      C13223313311212111133133313331333133313123133313231333131113322   >>