11-(2-Furanyl)-7-β-D-ribofuranosyl-7H-benzo[e]pyrimido[4,5-b]indole

4-Amino-1-(2-deoxy-β-L-threo-pentofuranosyl)-2(1H)-pyrimidinone

N′-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-α-D-erythro-pentofuranosyl]-6,7-dihydro-7-oxo-3H-1,2,3-triazolo[4,5-d]pyrimidin-5-yl]-N,N-dibutylmethanimidamide

N′-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-α-D-erythro-pentofuranosyl]-6,7-dihydro-7-oxo-3H-1,2,3-triazolo[4,5-d]pyrimidin-5-yl]-N,N-dibutylmethanimidamide

N,N-Dibutyl-N′-[3-(2-deoxy-β-D-erythro-pentofuranosyl)-6,7-dihydro-7-oxo-3H-1,2,3-triazolo[4,5-d]pyrimidin-5-yl]methanimidamide

N,N-Dibutyl-N′-[3-(2-deoxy-α-D-erythro-pentofuranosyl)-6,7-dihydro-7-oxo-3H-1,2,3-triazolo[4,5-d]pyrimidin-5-yl]methanimidamide

5-Amino-3-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-D-erythro-pentofuranosyl]-3,6-dihydro-7H-1,2,3-triazolo[4,5-d]pyrimidin-7-one