benzofuro,pyrrole,furo[2,3-b]
Furo[2,3-b]
823228-52-06H-Furo[2,3-b]pyrrole-5-carboxylic acid,6-(methoxymethyl)-2-[(E)-(5-oxo-2-phenyl-4(5H)-oxazolylidene)methyl]-,methyl ester
823228-51-96H-Furo[2,3-b]pyrrole-5-carboxylic acid,6-methyl-2-[(E)-(5-oxo-2-phenyl-4(5H)-oxazolylidene)methyl]-, methylester