[EN300-331977-0.05g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 573,545원
[EN300-331977-0.1g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 797,182원
[EN300-331977-0.25g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 1,084,273원
[EN300-331977-0.5g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 1,640,636원
[EN300-331977-1g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 2,072,273원
[EN300-331977-2.5g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 3,943,364원
[EN300-331977-5g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 5,778,818원
[EN300-331977-10g] rac-(1R,5S)-4-oxaspiro[bicyclo[3.2.0]heptane-6,1'-cyclopentane]-7-one 8,507,273원