[EN300-7494406-0.05g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 539,818원
[EN300-7494406-0.1g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 747,727원
[EN300-7494406-0.25g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 1,015,000원
[EN300-7494406-0.5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 1,531,818원
[EN300-7494406-1g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 1,929,727원
[EN300-7494406-2.5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 3,664,182원
[EN300-7494406-5g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 5,367,000원
[EN300-7494406-10g] tert-butyl 5-oxo-1-azaspiro[5.5]undecane-1-carboxylate 7,899,545원