4-((Ethylamino)methyl)-6-fluoro-2,3,4,9-tetrahydrothiopyrano(2,3-b)indole oxalate 73425-89-5 N-Ethyl-6-fluoro-2,3,4,9-tetrahydrothiopyrano(2,3-b)indole-4-methylamine oxalate Thiopyrano(2,3-b)indole, 2,3,4,9-tetrahydro-4-((ethylamino)methyl)-6-fluoro-, oxalate Thiopyrano(2,3-b)indole-4-methylamine, 2,3,4,9-tetrahydro-N-ethyl-6-fluoro-, oxalate