(2S-Cis)-(-)-5-benzyl-3,6-dioxo-2-piperazineacetic acid

(2S-Cis)-(-)-5-benzyl-3,6-dioxo-2-piperazineacetic acid

¥ 1.00 ¥ 1.00 1.0 CNY

¥ 1.00

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