rel-4-[[[(2'R,3S,4'R,5'S)-6-Chloro-4'-(3-chloro-2-fluorophenyl)-2'-(2,2-dimethylpropyl)-1,2-dihydro-2-oxospiro[3H-indole-3,3'-pyrrolidin]-5'-yl]carbonyl]amino]-3-methoxybenzoic acid
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