(-)-.alpha.-Ethyltryptamine .alpha.-Ethyltryptamine 1H-Indole-3-ethanamine, .alpha.-ethyl- 2235-90-7 3-(2-Aminobutyl)indole 3-Indolylbutylamine Ethyltryptamine Etryptamine Indole, 3-(2-aminobutyl)- NSC88061 Ro 3-1932 WLN: T56 BMJ D1YZ2