3-Azido-x-dgtp 6H-Purin-6-one, 2-amino-9-(3-azido-3-deoxy-5-O-(hydroxy((hydroxy(phosphonooxy)phosphinyl)oxy)phosphinyl)-beta-D-xylofuranosyl)-1,9-dihydro-, (SP-4-2)- 9-(3'-Azido-3'-deoxy-beta-xylofuranosyl)guanine 5'-triphosphate 92117-26-5