C13223313311212111133133313331323133313233313121111121111331322233113213331   >>    C1322331331121211113313331333132313331323331312111112111133132223311321333   <<    C13223313311212111133133313331323133313233313121111121111331322233113213333   >>      C13223313311212111133133313331323133313233313121111121111331322233113213332   >>