Bupropion Related CoMpound C;Bupropion IMpurity-C(USP);Bupropion USP Related CoMpound C;Bupropion EP Impurity C;1-(3-Chlorophenyl)-2-hydroxy-1-propanone;Bupropion Hydrochloride Related Compound C (40 mg) (1-(3-chlorophenyl)-2-hydroxy-1-propanone) (COLD SHIPMENT REQUIRED);Bupropion USP RC C;Bupropion Impurity C