668274-63-3

Carbamic acid,[1-[7-(2-butynyl)-3-cyclopropyl-2,3,6,7-tetrahydro-2,6-dioxo-1-[(4-phenyl-2-quinazolinyl)methyl]-1H-purin-8-yl]-3-piperidinyl]-, 1,1-dimethylethylester