C13332313311211113313331333133313331323132233133313331333133313121133211211   >>    C1333231331121111331333133313331333132313223313331333133313331312113321121   <<    C13332313311211113313331333133313331323132233133313331333133313121133211213   >>      C13332313311211113313331333133313331323132233133313331333133313121133211212   >>