methyl 2-[3-(dicyanomethylidene)-2-oxoindol-1-yl]acetate

N-(2-ethoxyethyl)propan-1-amine

(6E)-6-[1-(propylamino)ethylidene]cyclohexa-2,4-dien-1-one

3-methyl-6-(propylamino)-1H-pyrimidine-2,4-dione

2-(propylamino)ethanethiol