4-chloro-7-alpha-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidin-2-amine 7H-pyrrolo[2,3-d]pyrimidin-2-amine, 4-chloro-7-alpha-D-ribofuranosyl- InChI=1/C11H13ClN4O4/c12-8-4-1-2-16(9(4)15-11(13)14-8)10-7(19)6(18)5(3-17)20-10/h1-2,5-7,10,17-19H,3H2,(H2,13,14,15)/t5-,6-,7-,10+/m1/s