英文别名Agatroban Impurity 4; Argatroban Impurity 4; 8-Quinolinesulfonic acid, 1,2,3,4-tetrahydro-3-methyl-; 3-methyl-1,2,3,4-tetrahydroquinolin-8-sulphonic acid; 1,2,3,4-tetrahydro-3-methyl-8-quinolinesulfonic acid; 3-Methyl-1,2,3,4-tetrahydro-quinoline-8-sulfonic acid