4 4-DIETHOXY-2-BUTYN-1-AL（CAS# 74149-25-0)

Taipitopito Hua

Whakaahuatanga Haumaru	24/25 – Kaua e pa ki te kiri me nga kanohi.
Waehere HS	29124900

Tōmua: L-Aspartic acid benzyl ester（CAS# 7362-93-8)

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Tuhia to korero ki konei ka tukuna mai ki a matou