C13223313311212111133133313331323133313233313121111331313231322123221   >>    C1322331331121211113313331333132313331323331312111133131323132212322   <<    C13223313311212111133133313331323133313233313121111331313231322123223   >>      C13223313311212111133133313331323133313233313121111331313231322123222   >>