C11111211113313112113313331333133313331333132212111133133313331323133313331313222311221
  >>
   C1111121111331311211331333133313331333133313221211113313331333132313331333131322231122
  <<
   C11111211113313112113313331333133313331333132212111133133313331323133313331313222311223
  >>
 
 
 C11111211113313112113313331333133313331333132212111133133313331323133313331313222311222
  >>