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1-({(10R,13S,16S,19S,22R)-13-(2-amino-2-oxoethyl)-19-benzyl-16-(1-methylethyl)-22-[(1S)-1-methylpropyl]-12,15,18,21,24-pentaoxo-7,8-dithia-11,14,17,20,23-pentaazaspiro[5.19]pentacos-10-yl}carbonyl)-L- related products: