2h-pyran-6-carboxylic

2H-Pyran-6-carboxylic acid,4-(1-acetyl-1H-indol-3-yl)-2-ethoxy-3,4-dihydro-3-(3-hydroxypropyl)-,2-propenyl ester, (2S,3R,4R)-

2H-Pyran-6-carboxylic acid, 4-(bromomethyl)-2-oxo-, methyl ester