Phosphonium, [(3'R)-1'-[(1,1-dimethylethoxy)carbonyl]-2-oxo[1,3'-bipyrrolidin]-3-yl]triphenyl-, bromide

[1-[(3R)-1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrolidin-3-yl]-2-oxopyrrolidin-3-yl]-triphenylphosphanium bromide

ZKEAMDLNJODGFF-KWCNYJNNSA-M

CC(C)(C)OC(=O)N1CC[C@H](C1)N2CCC(C2=O)[P+](C3=CC=CC=C3)(C4=CC=CC=C4)C5=CC=CC=C5.[Br-]