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1. Retro-X Concentrator (TaKaRa, 631455)π1/3ΚΑ¦ιB
2. ]|¬a΅A4, over nightB
3. 1500g, 4, 45minΕS΅Aγ΄πAXs[gB
4. |nΙnπ·ιB