6-Methyl-2-(3-piperidin-1-yl-propylcarbamoyl)-furo[3,2-b]indole-4-carboxylic acid ethyl ester

4-Ethyl-6-methyl-4H-furo[3,2-b]indole-2-carboxylic acid (3-piperidin-1-yl-propyl)-amide

4-Isopropyl-6-methyl-4H-furo[3,2-b]indole-2-carboxylic acid (3-piperidin-1-yl-propyl)-amide

4-Ethyl-6-methyl-4H-furo[3,2-b]indole-2-carboxylic acid ethyl ester

4-Ethyl-6-methyl-4H-furo[3,2-b]indole-2-carbonyl chloride