发明授权
US2806850A 1-(2-ethyl-1, 2, 3, 4-tetrahydroisoquinolinium)-3-(trimethylammonium)-propane disalts 失效
1-(2-乙基-1,2,3,4-四氢异喹啉鎓)-3-(三甲基铵) - 丙烷

1-(2-ethyl-1, 2, 3, 4-tetrahydroisoquinolinium)-3-(trimethylammonium)-propane disalts
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