spiro[4.5]decane-3-carboxylic acid

2-噁螺[4.5]癸烷-1,3-二酮

2-氮杂螺[4.5]癸烷-1,3-二酮

2-(1,3-dioxo-2-azaspiro[4.5]decan-2-yl)acetic acid

[1-(Methoxycarbonyl)cyclohexyl]acetic acid