[EN300-71564-0.05g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 207,700원
[EN300-71564-0.1g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 277,300원
[EN300-71564-0.25g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 368,800원
[EN300-71564-0.5g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 538,700원
[EN300-71564-1g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 673,800원
[EN300-71564-2.5g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 1,146,300원
[EN300-71564-5g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 1,928,300원
[EN300-71564-10g] tert-butyl 2,2-dimethyl-3-oxopiperazine-1-carboxylate 3,494,200원