[EN300-268892-0.05g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 428,273원
[EN300-268892-0.1g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 608,545원
[EN300-268892-0.25g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 844,091원
[EN300-268892-0.5g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 1,295,545원
[EN300-268892-1g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 1,644,000원
[EN300-268892-2.5g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 3,164,636원
[EN300-268892-5g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 4,649,636원
[EN300-268892-10g] tert-butyl 3-oxo-2,9-diazaspiro[5.5]undecane-9-carboxylate 6,867,182원