1-(2-(1,3-Benzodioxol-5-yl)-2-hydroxyethyl)guanidine hemisulfate 1-(beta-Hydroxy-3,4-(methylenedioxy)phenethyl)guanidine sulfate (2:1) 17228-44-3 GUANIDINE, 1-(beta-HYDROXY-3,4-(METHYLENEDIOXY)PHENETHYL)-, SULFATE (2:1) Hemisulfate de (guanidino 2' ethanol 1') 5 benzodioxole [French]