73927-21-6 9,10-Dihydro-9-(2-pyrrolidinylethoxy)-9,10-ethanoanthracene methylsulfate 9,10-Ethanoanthracene, 9,10-dihydro-9-(2-pyrrolidinylethoxy)-, methylsulfate 9-(2-Pyrrolidinylethoxy)-9,10-dihydro-9,10-ethanoanthracene methylsulfate