[EN300-268930-0.05g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 508,200원
[EN300-268930-0.1g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 721,600원
[EN300-268930-0.25g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 1,002,500원
[EN300-268930-0.5g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 1,542,600원
[EN300-268930-1g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 1,958,800원
[EN300-268930-2.5g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 3,777,300원
[EN300-268930-5g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 5,559,000원
[EN300-268930-10g] tert-butyl 2-oxo-1,7-diazaspiro[4.4]nonane-7-carboxylate 8,211,700원