198827-85-9
5-methyl-1-prop-2-ynylpyrimidine-2,4-dione
22441-52-7
1-(2-chloroethyl)-5-methylpyrimidine-2,4-dione
21472-93-5
1,3-二乙基胸腺嘧啶
65-71-4
5-甲基脲嘧啶
66-22-8
尿嘧啶

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