127945-91-9 4-Amino-5-cyano-7-[(S)-2,4-dihydroxybutyl]pyrrolo[2,3-d]pyrimidine 7-CN-9-(2,4-diOHBu)-7-deazaA 7H-Pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 4-amino-7-(2,4-dihydroxybutyl)-, (S)- AIDS-001886 AIDS001886