[EN300-6898676-0.05g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 559,000원
[EN300-6898676-0.1g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 804,545원
[EN300-6898676-0.25g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 1,125,182원
[EN300-6898676-0.5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 1,737,091원
[EN300-6898676-1g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 2,210,273원
[EN300-6898676-2.5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 4,271,545원
[EN300-6898676-5g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 6,291,091원
[EN300-6898676-10g] tert-butyl 4-oxa-1,8-diazaspiro[5.5]undecane-1-carboxylate 9,300,727원