2,19-dimethyl-34-crown-12

3,6,9,12,15,18-hexaoxa-24-azabicyclo[18.3.1]tetracosa-1(24),20,22-triene-2,19-dione

2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethanol,4-methylbenzenesulfonic acid

1-羟基-3,6,9,12,15-五氧杂十八烷-18-羧酸叔丁酯

14-羟基-3,6,9,12-四氧杂十四碳-1-基丙烯酸酯