[EN300-744208-0.05g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 421,100원
[EN300-744208-0.1g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 595,300원
[EN300-744208-0.25g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 819,600원
[EN300-744208-0.5g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 1,255,200원
[EN300-744208-1g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 1,590,600원
[EN300-744208-2.5g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 3,054,300원
[EN300-744208-5g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 4,491,700원
[EN300-744208-10g] tert-butyl 8-oxo-5-oxa-2-azaspiro[3.4]octane-2-carboxylate 6,628,400원