[EN300-299896-0.05g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 614,900원
[EN300-299896-0.1g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 885,000원
[EN300-299896-0.25g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 1,237,700원
[EN300-299896-0.5g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 1,910,800원
[EN300-299896-1g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 2,431,300원
[EN300-299896-2.5g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 4,698,700원
[EN300-299896-5g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 6,920,200원
[EN300-299896-10g] tert-butyl 8-oxo-5-azaspiro[3.4]octane-5-carboxylate 10,230,800원