3-[tert-butyl(dimethyl)silyl]oxycyclopentan-1-one

N-苯基-2-呋喃羧酰胺

2-甲基丙基4-氧代戊酸酯

2-[(2-methylpropan-2-yl)oxymethyl]furan

2-(hydroxymethyl)-2H-furan-5-one