C13332313311211113313331333133313331323132233133313331333133313233321321   >>    C1333231331121111331333133313331333132313223313331333133313331323332132   <<    C13332313311211113313331333133313331323132233133313331333133313233321323   >>      C13332313311211113313331333133313331323132233133313331333133313233321322   >>