2-Buten-1-one, 3-amino-1-(2-phenyl-1H-indol-3-yl)- 3-Amino-1-(2-phenyl-1H-indol-3-yl)-2-buten-1-one 5-22-13-00180 (Beilstein Handbook Reference) 62367-93-5 BRN 0410846 Phenyl-2 (amino-3' crotonyl)-3 indole [French]