thymidine deoxythymidine nucleoside molecule. dna building block. skeletal formula.

thymidine deoxythymidine nucleoside molecule dna building block skeletal formula thymidin thymine thymin ribose riboside deoxyribose deoxyribonucleic acid pyrimidine phosphate monophospate triphosphate azt azidothymidine bromodeoxyuridine brdu edoxudine iododeoxyuridine carbon hydrogen oxygen nitrogen atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon vector