37855-80-4 37855-81-5 4-Hydroxy-9-(2-hydroxy-3-((1-methylethyl)amino)propoxy)-7-methyl-5H-furo(3,2-g)(1)benzopyran-5-one 4-Hydroxy-9-(2-hydroxy-3-(isopropylamino)propoxy)-7-methyl-5H-furo(3,2-g)(1)benzopyran-5-one Iprocrolol Iprocrolol [INN] Iprocrololum [INN-Latin] S 464