C13223313311212111133133313331323133313233313121111121111331322133312331   >>    C1322331331121211113313331333132313331323331312111112111133132213331233   <<    C13223313311212111133133313331323133313233313121111121111331322133312333   >>      C13223313311212111133133313331323133313233313121111121111331322133312332   >>