[EN300-46765835-0.05g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 512,600원
[EN300-46765835-0.1g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 732,500원
[EN300-46765835-0.25g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 1,019,900원
[EN300-46765835-0.5g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 1,571,000원
[EN300-46765835-1g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 1,991,300원
[EN300-46765835-2.5g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 3,844,900원
[EN300-46765835-5g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 5,654,800원
[EN300-46765835-10g] tert-butyl 9-oxo-2,8-diazadispiro[3.1.4^{6}.1^{4}]undecane-2-carboxylate 8,357,700원