[EN300-744203-0.05g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 430,273원
[EN300-744203-0.1g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 608,545원
[EN300-744203-0.25g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 844,091원
[EN300-744203-0.5g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 1,295,545원
[EN300-744203-1g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 1,644,000원
[EN300-744203-2.5g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 3,129,000원
[EN300-744203-5g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 5,604,000원
[EN300-744203-10g] tert-butyl 4-oxo-1-oxa-8-azaspiro[4.5]decane-8-carboxylate 10,554,000원