[EN300-7391536-0.05g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 578,600원
[EN300-7391536-0.1g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 798,500원
[EN300-7391536-0.25g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 1,085,900원
[EN300-7391536-0.5g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 1,637,000원
[EN300-7391536-1g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 2,057,300원
[EN300-7391536-2.5g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 3,910,900원
[EN300-7391536-5g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 5,720,800원
[EN300-7391536-10g] tert-butyl 2-oxo-5-azaspiro[3.4]octane-5-carboxylate 8,423,700원