-- -*- M2-comint -*- {* hash: 880095177 *}
i1 : concatenate {"a",("s",3,"d",),"f"}
o1 = as df
i2 :
-- -*- M2-comint -*- {* hash: 880095177 *}
i1 : concatenate {"a",("s",3,"d",),"f"}
o1 = as df
i2 :
::
::
::
