methoxymethylene,benzofuran,furan
Benzofuran
83415-79-6LITHOSPERMIC ACID B; 4-{(E)-2-[1-CARBOXY-2-(3,4-DIHYDROXY-PHENYL)-ETHOXYCARBONYL]-VINYL}-2-(3,4-DIHYDROXY-PHENYL)-7-HYDROXY-2,3-DIHYDRO-BENZOFURAN-3-CARBOXYLIC ACID 2-CARBOXY-3-(3,4-DIHYDROXY-PHENYL)-PROPYL ESTER