C13332313311211113313331333133313331323133313331333133313311223313231   >>    C1333231331121111331333133313331333132313331333133313331331122331323   <<    C13332313311211113313331333133313331323133313331333133313311223313233   >>      C13332313311211113313331333133313331323133313331333133313311223313232   >>