英文别名2-(1-ethyl-8-methyl-4,9-dihydro-3H-pyrano[3,4-b]indol-1-yl)acetic acid; (1-ethyl-8-methyl-1,3,4,9-tetrahydro-pyrano[3,4-b]indol-1-yl)-acetic acid; 8-Methyl Etodolac; 1-Ethyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indole-1-acetic acid; RAK 701; 1-Ethyl-1,3,4,9-tetrahydro-8-methylpyrano[3,4-b]indole-1-acetic acid; Etodolac Impurity 2 （Etodolac EP Impurity B); Pyrano[3,4-b]indole-1-acetic acid, 1-ethyl-1,3,4,9-tetrahydro-8-methyl- 
