L tryptophan

L tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophan
L tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophan
L tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophanL tryptophan