[EN300-37360834-0.05g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 559,000원
[EN300-37360834-0.1g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 804,545원
[EN300-37360834-0.25g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 1,125,182원
[EN300-37360834-0.5g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 1,737,091원
[EN300-37360834-1g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 2,210,273원
[EN300-37360834-2.5g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 4,271,545원
[EN300-37360834-5g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 6,291,091원
[EN300-37360834-10g] 1-(tert-butyldimethylsilyl)-3,3-dimethyl-7-oxa-1-azaspiro[3.5]nonan-2-one 9,300,727원