[EN300-378306-0.05g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 283,800원
[EN300-378306-0.1g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 390,600원
[EN300-378306-0.25g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 527,800원
[EN300-378306-0.5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 793,400원
[EN300-378306-1g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 998,100원
[EN300-378306-2.5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 1,623,400원
[EN300-378306-5g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 2,668,800원
[EN300-378306-10g] tert-butyl 4-hydroxy-1-oxa-9-azaspiro[5.5]undecane-9-carboxylate 3,851,300원