tert-Butyl 4-hydroxybenzoate → (R)-4-((5-(4-chlorophenyl)-1-ethyl-4-(3-(4-(4-(4-((4-(4-hydroxypiperidin-1-yl)-1-(phenylthio)butan-2-yl)amino)-3-((trifluoromethyl)sulfonyl)phenylsulfonamido)phenyl)piperazin-1-yl)phenyl)-2-methyl-1H-pyrrole-3-carbonyl)oxy)benzoic acid

Participants

Role	Name	HCID	Charge
Reactant	tert-Butyl 4-hydroxybenzoate	HCID 117640	—
Reactant	5-(4-chlorophenyl)-1-ethyl-4-[3-[4-[4-[[4-[[(2R)-4-(4-hydroxypiperidin-1-yl)-1-phenylsulfanylbutan-2-yl]amino]-3-(trifluoromethylsulfonyl)phenyl]sulfonylamino]phenyl]piperazin-1-yl]phenyl]-2-methylpyrrole-3-carboxylic acid	HCID 71456995	—
Product	(R)-4-((5-(4-chlorophenyl)-1-ethyl-4-(3-(4-(4-(4-((4-(4-hydroxypiperidin-1-yl)-1-(phenylthio)butan-2-yl)amino)-3-((trifluoromethyl)sulfonyl)phenylsulfonamido)phenyl)piperazin-1-yl)phenyl)-2-methyl-1H-pyrrole-3-carbonyl)oxy)benzoic acid	HCID 90279494	—

6 was prepared from BM-957 and tert-butyl 4-hydroxybenzoate according general procedure IV. MS (ESI): m/z 1186.00 (M+H)+.