Dapagliflozin Bromo Lactone

4-Deschloro-4-bromo Dapagliflozin;  Dapagliflozin Related Compound A (USP); Dapagliflozin propylene glycol monohydrate Impurity A; (2S,3R,4R,5S,6R)-2-(3-(4-ethoxybenzyl)-4-bromophenyl)-tetrahydro-6-(hydroxy methyl)-2H-pyran-3,4,5-triol; (1S)-1,5-Anhydro-1-[4-bromo-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucitol; Dapagliflozin 4-Bromo Analog; (1S)-1,5-Anhydro-1-C-[4-bromo-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucitol; (2S,3R,4R,5S,6R)-2-(4-bromo-3-(4-ethoxybenzyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol