C13332313311211113313331333133313331323132233133313331331122213231323121   >>    C1333231331121111331333133313331333132313223313331333133112221323132312   <<    C13332313311211113313331333133313331323132233133313331331122213231323123   >>      C13332313311211113313331333133313331323132233133313331331122213231323122   >>