[EN300-6898676-0.05g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 614,900원
[EN300-6898676-0.1g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 885,000원
[EN300-6898676-0.25g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 1,237,700원
[EN300-6898676-0.5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 1,910,800원
[EN300-6898676-1g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 2,431,300원
[EN300-6898676-2.5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 4,698,700원
[EN300-6898676-5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 6,920,200원
[EN300-6898676-10g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 10,230,800원