Get selected text from this example string
- lkfjasdow4123rqovcc5nxc,mawepr5566;otyrtuyrobvxm,asdajs383129hsdasds
fdsajmklgjfnkdrweaarjiklr1020576[vcnmx,zXNCMBf847543983esalakmdjasdd
fsdkjl2hjiqweue3ougfjnbvxcjansiq4r9oriqpof1287409564osipoasidaskqw1egl
fdslkjfqoerigdflkjeri55990007asnm,dewiqlujroper[tkn1zxm,na2nlsae33sdas1