"2-(3-Ethylureido)-PyridinePTNCI" . . "2-(3-Ethylureido)-Pyridine"^^ . "Pharmacologic Substance"^^ . . "C1991"^^ . "C1521022"^^ . "2-(3-Ethylureido)-Pyridine"^^ . "A ureido-derivative of pyrimidine developed to induce leukemic cell differentiation. This agent has been shown to induce erythroleukemia cell differentiation. (NCI04)NCI" . "_2-3-Ethylureido_Pyridine"^^ . "Nucleic Acid, Nucleoside, or Nucleotide"^^ .