133994-53-3 1H-Indole-4-methanol, alpha-(2-(3-((1,1-dimethylethyl)amino)-2-hydroxypropoxy)phenyl)-, (R*,S*)-, monobenzoate (salt) alpha-(2-(3-((1,1-Dimethylethyl)amino)-2-hydroxypropoxy)phenyl)-1H-indole-4-methanol benzoate