title: Hydrogenolysis and stereochemistry of photodimers of thymine and thymidine.
mesh_terms: D006859:Hydrogen; D010777:Photochemistry; D013237:Stereoisomerism; D013936:Thymidine; D013941:Thymine; D014466:Ultraviolet Rays
chemical_list: D006859:Hydrogen; D013941:Thymine; D013936:Thymidine