15676-19-4 2'-Deoxytoyocamycin 4-Amino-7-(2-deoxy-beta-D-erythro-pentofuranosyl)-7H-pyrrolo(2,3-d)pyrimidine-5-carbonitrile 7H-Pyrrolo(2,3-d)pyrimidine-5-carbonitrile, 4-amino-7-(2-deoxy-beta-D-erythro-pentofuranosyl)- BRN 5106346