英文名称
3,15-dimethoxy-2,2,4,4,14,14,16,16-octamethyl-7,11,18,21-tetraoxa-3,15-diazatrispiro[5.2.2.512.29.26]henicosane;2-(2,4-dimethylphenoxy)-N-(1-methoxy-2,2,6,6-tetramethylpiperidin-4-yl)hexanamide;N'-(1-methoxy-2,2,6,6-tetramethylpiperidin-4-yl)-N-(1,2,2,6,6-pentamethylpiperidin-4-yl)propanediamide;(2,2,6,6-tetramethyl-1-phenylmethoxypiperidin-4-yl) 4-(2,2,6,6-tetramethyl-1-phenylmethoxypiperidine-4-carbonyl)benzoate