C13332313311211113313331333133313331323132233133313331333131213123121   >>    C1333231331121111331333133313331333132313223313331333133313121312312   <<    C13332313311211113313331333133313331323132233133313331333131213123123   >>      C13332313311211113313331333133313331323132233133313331333131213123122   >>