2,2-二甲基-4-氧代-3,8,11,14,17,20,23,26,29,32,35,38,41-十三氧杂-5-氮杂四十四烷-44-酸
2,2-Dimethyl-4-oxo-3,8,11,14,17,20,23,26,29,32,35,38,41-tridecaoxa-5-azatetratetracontan-44-oic acid
2,2-二甲基-4-氧代-3,8,11,14,17,20,23,26,29,32,35,38,41-十三氧杂-5-氮杂四十四烷-44-酸 97%