[EN300-6488951-0.05g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 684,364원
[EN300-6488951-0.1g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 963,545원
[EN300-6488951-0.25g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 1,321,909원
[EN300-6488951-0.5g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 2,016,818원
[EN300-6488951-1g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 2,553,545원
[EN300-6488951-2.5g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 4,887,818원
[EN300-6488951-5g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 7,172,818원
[EN300-6488951-10g] tert-butyl 7-oxo-5-azaspiro[2.5]octane-5-carboxylate 10,580,364원