[EN300-378306-0.05g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 258,000원
[EN300-378306-0.1g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 355,091원
[EN300-378306-0.25g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 479,818원
[EN300-378306-0.5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 721,273원
[EN300-378306-1g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 907,364원
[EN300-378306-2.5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 1,475,818원
[EN300-378306-5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 2,426,182원
[EN300-378306-10g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 3,501,182원