Intermediates of Mirabegron

(1R)-2-[2-(4-nitrophenyl)ethylamino]-1-phenylethanol,hydrochloride

2-(2-amino-1,3-thiazol-4-yl)acetic acid

(2R)-2-Hydroxy-N-[2-(4-nitrophenyl)ethyl]-2-phenylacetamide

2-(4-nitrophenyl)ethanamine,hydrochloride

(R)-2-[(4-Aminophenethyl)amino]-1-phenylethanol