C132233133112121111331333133313331323132313221131211113313232131121   >>    C13223313311212111133133313331333132313231322113121111331323213112   <<    C132233133112121111331333133313331323132313221131211113313232131123   >>      C132233133112121111331333133313331323132313221131211113313232131122   >>