2-Propanol, 1-((2,2-dimethyl-4-phenyl-3,4-dihydro-2H-1-benzopyran-7-yl)oxy)-3-(methylamino)-,hydrochloride 62071-46-9 7-(2-hydroxy-3-methylaminopropoxy)-2,2-dimethyl-4-phenylchroman hydrochloride