4-thiazoleacetic acid, 2-(1H-pyrrol-1-yl)-, ethyl ester InChI=1/C11H12N2O2S/c1-2-15-10(14)7-9-8-16-11(12-9)13-5-3-4-6-13/h3-6,8H,2,7H2,1H ethyl [2-(1H-pyrrol-1-yl)-1,3-thiazol-4-yl]acetate