英文别名8-Desethyl Etodolac; (1-Ethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid; 1-Ethyl-1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid; Etodolac impurity A -L; 2-[(1RS)-1-Ethyl-1,3,4,9-tetrahydro; Pyrano[3,4-b]indole-1-acetic acid, 1-ethyl-1,3,4,9-tetrahydro-; Etodolac Impurity 1 （Etodolac EP Impurity A); 2-(1-ethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 
