[EN300-6482988-0.05g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 1,727,900원
[EN300-6482988-0.1g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 2,239,600원
[EN300-6482988-0.25g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 3,165,400원
[EN300-6482988-0.5g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 4,953,400원
[EN300-6482988-1g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 6,327,900원
[EN300-6482988-2.5g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 12,347,800원
[EN300-6482988-5g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 18,239,200원
[EN300-6482988-10g] tert-butyl 6-oxo-4-azaspiro[2.5]octane-4-carboxylate 27,007,900원