104450-37-5 4'-(2-Hydroxy-3-(isopropylamino)propoxy)-3'-(propoxymethyl)acetophenone fumarate (2:1) Acetophenone, 4'-(2-hydroxy-3-(isopropylamino)propoxy)-3'-(propoxymethyl)-, fumarate (2:1) Ethanone, 1-(4-(2-hydroxy-3-((1-methylethyl)amino)propoxy)-3-(propoxymethyl)phenyl)-, fumarate