azacitidine (5-azacytidine) myelodysplastic syndrome drug molecule. atoms are represented as spheres with conventional color

azacitidine citidine cytidine azacytidine nucleoside decitabine myelodysplastic syndrome mds methylation dna cancer methyltransferase rna hydrogen carbon oxygen nitrogen disease drug therapy medicine medicinal product pharmacology pharmacy pharmaceutical pharma treatment generic molecule atoms chemical chemistry composition atomic model molecular