C1111133313331323223313331333133313311211111211331311331333132313133311   >>    C111113331333132322331333133313331331121111121133131133133313231313331   <<    C1111133313331323223313331333133313311211111211331311331333132313133313   >>      C1111133313331323223313331333133313311211111211331311331333132313133312   >>