C1111133313331323223313331333133313311211111211331311331333133311213231   >>    C111113331333132322331333133313331331121111121133131133133313331121323   <<    C1111133313331323223313331333133313311211111211331311331333133311213233   >>      C1111133313331323223313331333133313311211111211331311331333133311213232   >>