4-[trans-1-(4-chlorophenyl)-1-oxoprop-2-en-3-yl]-3-(4-methoxyphenyl)-2-oxo-2,4-dihydrofuro[3,2-b]pyridine

methyl furan-2-ylmethylcarbamate

3-hydroxy-(1H)-pyridinium cation

pyridin-3-olate

picric acid*3-hydroxypyridine