[EN300-7494406-0.05g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 593,800원
[EN300-7494406-0.1g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 822,500원
[EN300-7494406-0.25g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 1,116,500원
[EN300-7494406-0.5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 1,685,000원
[EN300-7494406-1g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 2,122,700원
[EN300-7494406-2.5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 4,030,600원
[EN300-7494406-5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 5,903,700원
[EN300-7494406-10g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 8,689,500원