英文别名Upadacitinib Impurity 5; Upadacitinib Impurity 03; Upatinib impurity 5; 1-Pyrrolidinecarboxylic acid, 3-ethyl-4-[3-[(4-methylphenyl)sulfonyl]-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl]-, phenylmethyl ester, (3S,4R)-; benzyl (3S,4R)-3-ethyl-4-[5-(4-methylphenyl)sulfonyl-1,5,7,10-tetrazatricyclo[7.3.0.02,6]dodeca-2(6),3,7,9,11-pentaen-12-yl]pyrrolidine-1-carboxylate; (cis)-benzyl 3-ethyl-4-(3-tosyl-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)pyrrolidine-1-carboxylate 
