2(5H)-Furanone, 4-hydroxy-3-phenyl-5-(phenylmethyl)- 4-Hydroxy-3-phenyl-5-(phenylmethyl)-2(5H)-furanone 5-Benzyl-4-hydroxy-3-phenyl-furan-2(5H)-on [German] 74026-71-4 BRN 1647325