I have a long string like this:
CMP_0708114242.txt 9 3 5 9 3 0 6 9 - 9 5 2 2 9 8 6 - 3 3 7 4 _ C l a s s e s \ C L S I D \ { 0 A F A C E D 1 - E 8 2 8 - 1 1 D 1 - 9 1 8 7 - B 5 3 2 F 1 E 9 5 7 5 D } \ s h e l l e x \ I c o n H a n d l e r  ,´¨vd¶¨v CMP_100708113838.txt crosoft Network  T r a n s I m p l e m e n t a t i o n CMP_140708134343.txt 9 3 5 9 3 0 6 9 - 9 5 2 2 9 8 6 - 3 3 7 4 _ C l a s s e s \ I n t e r f a c e \ { 0 0 0 0 0 1 0 e - 0 0 0 0 - 0 0 0 0 - C 0 0 0 - 0 0 0 0 0 0 0 0 0 0 4 6 } \ P r o x y S t u b C l s i d 3 2 8¼n T r a n s I m p l e m e n t a t i o n CMP_150708145757.txt
CMP_160708121919.txt Û# `Ü#  PÛ# xÜ#    " : \  ˆ ˆ M i n i p o r t ( P P T P )

I need find those files with ".txt", How do I do it? Thanks.