668273-68-5

Carbamic acid,[(3R)-1-[7-(2-butynyl)-1-[2-(2,3-dihydro-1,4-benzodioxin-5-yl)-2-oxoethyl]-2,3,6,7-tetrahydro-3-methyl-2,6-dioxo-1H-purin-8-yl]-3-piperidinyl]-,1,1-dimethylethyl ester