[EN300-12583200-0.05g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 513,545원
[EN300-12583200-0.1g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 737,182원
[EN300-12583200-0.25g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 1,024,273원
[EN300-12583200-0.5g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 1,580,636원
[EN300-12583200-1g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 2,012,273원
[EN300-12583200-2.5g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 3,883,364원
[EN300-12583200-5g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 5,718,818원
[EN300-12583200-10g] tert-butyl 4-oxo-2-azaspiro[4.4]nonane-2-carboxylate 8,447,273원