668274-25-7

1H-Indole-1-carboxylic acid,4-[[7-(2-butynyl)-8-[3-[[(1,1-dimethylethoxy)carbonyl]amino]-1-piperidinyl]-2,3,6,7-tetrahydro-3-methyl-2,6-dioxo-1H-purin-1-yl]acetyl]-,1,1-dimethylethyl ester