[EN300-46891285-0.05g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 637,300원
[EN300-46891285-0.1g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 887,800원
[EN300-46891285-0.25g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 1,207,900원
[EN300-46891285-0.5g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 1,830,800원
[EN300-46891285-1g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 2,307,900원
[EN300-46891285-2.5g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 4,398,800원
[EN300-46891285-5g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 6,446,100원
[EN300-46891285-10g] tert-butyl 1,1-difluoro-4-azaspiro[2.4]heptane-4-carboxylate + 9,495,300원