Standard InChI: InChI=1S/C21H23N5O6/c22-17-16-13(10-32-19(16)26-21(23)25-17)3-1-2-11-4-6-12(7-5-11)18(29)24-14(20(30)31)8-9-15(27)28/h4-7,10,14H,1-3,8-9H2,(H,24,29)(H,27,28)(H,30,31)(H4,22,23,25,26)/t14-/m0/s1
1.Gangjee A, Zeng Y, McGuire JJ, Kisliuk RL.. (2005) Synthesis of classical, four-carbon bridged 5-substituted furo[2,3-d]pyrimidine and 6-substituted pyrrolo[2,3-d]pyrimidine analogues as antifolates., 48 (16):[PMID:16078850][10.1021/jm058213s]
2.Gangjee A, Zeng Y, McGuire JJ, Mehraein F, Kisliuk RL.. (2004) Synthesis of classical, three-carbon-bridged 5-substituted furo[2,3-d]pyrimidine and 6-substituted pyrrolo[2,3-d]pyrimidine analogues as antifolates., 47 (27):[PMID:15615538][10.1021/jm040123k]