[EN300-6513055-0.05g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 1,139,800원
[EN300-6513055-0.1g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 1,468,600원
[EN300-6513055-0.25g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 2,069,800원
[EN300-6513055-0.5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 3,222,000원
[EN300-6513055-1g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 4,110,600원
[EN300-6513055-2.5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 7,996,100원
[EN300-6513055-5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 11,798,900원
[EN300-6513055-10g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 17,463,800원