C13332313311211113313331333133313331323132233133313233121333131   >>    C1333231331121111331333133313331333132313223313331323312133313   <<    C13332313311211113313331333133313331323132233133313233121333133   >>      C13332313311211113313331333133313331323132233133313233121333132   >>