1H-Indole-5,6-diol, 3-(2-aminoethyl)- 3-(2-Aminoethyl)-1H-indole-5,6-diol 3-(2-Aminoethyl)indole-5,6-diol 5,6-Dihydroxytryptamine 5-22-12-00350 (Beilstein Handbook Reference) 5090-36-8 BRN 0475698 EINECS 225-810-3 INDOLE-5,6-DIOL, 3-(2-AMINOETHYL)-