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(2007/10/03)Diphenyl-carbamic acid 2-acetylamino-9-({benzyl-[2-((1S,2S,6R,7R)-3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-carbamoyl}-methyl)-9H-purin-6-yl ester
2-(2-acetylamino-6-oxo-1,6-dihydro-purin-9-yl)-N-benzyl-N-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide
[9-({benzyl-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-carbamoyl}-methyl)-9H-purin-6-yl]-carbamic acid tert-butyl ester
2-(2-acetylamino-6-oxo-1,6-dihydro-purin-7-yl)-N-benzyl-N-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-acetamide
N-benzyl-N-[2-(3,5-dioxo-4-aza-tricyclo[5.2.1.02,6]dec-8-en-4-yl)-ethyl]-2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-acetamide