C313212111133131211331333133313331333231322331333132313331323311   >>    C31321211113313121133133313331333133323132233133313231333132331   <<    C313212111133131211331333133313331333231322331333132313331323313   >>      C313212111133131211331333133313331333231322331333132313331323312   >>