(3R,4S,5S)-3,4-dihydroxy-5-(1-hydroxyethyl)oxolan-2-one (3R,4S,5S)-3,4-dihydroxy-5-(1-hydroxyethyl)tetrahydrofuran-2-one (3R,4S,5S)-3,4-dihydroxy-5-(1-hydroxyethyl)-2-tetrahydrofuranone C02991 (3R,4S,5S)-3,4-dihydroxy-5-[(1S)-1-hydroxyethyl]oxolan-2-one 6-deoxy-L-mannono-1,4-lactone CHEBI:17937 L-Rhamnono-1,4-lactone L-Rhamno-1,4-lactone