1 4UM Ethyl 5-carbamoyl-1h-indole-2-carboxylate 1.000 2 JA5 Methyl 2-(hydroxymethyl)-6~{H}-thieno[2,3-B]pyrrole-5-carboxylate 0.722 3 JAW 1~{H}-indole-5-carboxamide 0.706