.beta.-Dimethylaminomethylindole 1H-Indole-3-methanamine, N,N-dimethyl- 3-[(Dimethylamino)methyl]indole 87-52-5 Donaxin Donaxine GRAMINE Gramin Indole, 3-[(dimethylamino)methyl]- NSC16892 WLN: T56 BMJ D1N1&1