10        20        30        40        50  
d1u94a2  ( 269 )    nfygeLVdlGvkeklIekagawysykgekIgqgkanAtawLkdnpetAke
d1xp8a2  ( 283 )     qlsdlVglAadmdiIkkagsfysygderIgqgkekTiayIaerpemeqe
                      aaaaaaaaaa    b     bb    bbb  aaaaaaaa   aaaaaa

                             60  
d1u94a2  ( 319 )    Iekkvrelll
d1xp8a2  ( 332 )    Irdrvmaair
                    aaaaaaaaa