[EN300-268901-0.05g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 204,636원
[EN300-268901-0.1g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 275,909원
[EN300-268901-0.25g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 367,000원
[EN300-268901-0.5g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 545,182원
[EN300-268901-1g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 681,727원
[EN300-268901-2.5g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 1,402,364원
[EN300-268901-5g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 2,525,182원
[EN300-268901-10g] tert-butyl 1-oxa-4,8-diazaspiro[5.5]undecane-4-carboxylate 4,604,182원