tert-Butyl 6-allyl-6-(N-(but-3-en-1-yl)-2,2,2-trifluoroacetamido)-2-azaspiro[3.3]heptane-2-carboxylate 50mg

tert-Butyl 6-allyl-6-(N-(but-3-en-1-yl)-2,2,2-trifluoroacetamido)-2-azaspiro[3.3]heptane-2-carboxylate 50mg