1-(beta-Dimethylaminoaethyl)-2-methoxycarbonyl-3-methoxy-6-methyl-indol-hydrochlorid [German] 1H-Indole-2-carboxylic acid, 1-(2-(dimethylamino)ethyl)-3-methoxy-6-methyl-, methyl ester, hydrochloride 77941-21-0