TY - JOUR T1 - SOME PYRROLOPYRIMIDINE CHEMISTRY DIRECTED TO THE SYNTHESIS OF TRICYCLIC PURINE ANALOGS JO - Cheminform1522-2667 PY - 1995/01/01 AU - Williams DM AU - Brown DM ED - DO - DOI: 10.1002/chin.199537192 IS - 10 SP - 1225 EP - 1231 Y2 - 2024/10/23 ER -