[EN300-6513055-0.05g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 1,036,182원
[EN300-6513055-0.1g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 1,335,091원
[EN300-6513055-0.25g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 1,881,636원
[EN300-6513055-0.5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 2,929,091원
[EN300-6513055-1g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 3,736,909원
[EN300-6513055-2.5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 7,269,182원
[EN300-6513055-5g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 10,726,273원
[EN300-6513055-10g] tert-butyl 7-oxo-2-oxa-5-azaspiro[3.4]octane-5-carboxylate 15,876,182원