C13332313311211113313331333133313331323132233133313331322133112312321   >>    C1333231331121111331333133313331333132313223313331333132213311231232   <<    C13332313311211113313331333133313331323132233133313331322133112312323   >>      C13332313311211113313331333133313331323132233133313331322133112312322   >>