C13332313311211113313331333133313331323132233131133132211312121   >>    C1333231331121111331333133313331333132313223313113313221131212   <<    C13332313311211113313331333133313331323132233131133132211312123   >>      C13332313311211113313331333133313331323132233131133132211312122   >>