6-Azathymine932-53-6100 % similar 6-Aza-2-thiothymine615-76-956 % similar 5,6-Dimethyluracil26305-13-552 % similar 6-Bromo-1,2,4-triazine-3,5(2H,4H)-dione4956-05-248 % similar 6-Methyl-5-nitro-2,4(1H,3H)-pyrimidinedione16632-21-640 % similar Thymine65-71-440 % similar Lumichrome1086-80-233 % similar 3H-1,2,3-Triazolo[4,5-D]pyrimidine-5,7(4H,6H)-dione1468-26-433 % similar 5-Hydroxy-2,4(1H,3H)-pyrimidinedione20636-41-333 % similar 5-Ethyl-2,4(1H,3H)-pyrimidinedione4212-49-132 % similar 5-Methoxyuracil6623-81-032 % similar 5,6-Diaminouracil3240-72-032 % similar 2-Hydroxy-4,6-dimethylpyrimidine108-79-232 % similar 5-Chlorouracil1820-81-131 % similar 5-Bromouracil51-20-731 % similar 5-Fluorouracil51-21-831 % similar 5-Iodouracil696-07-131 % similar 5-Aminouracil932-52-531 % similar Lumazine487-21-830 % similar 1,2,4-Triazine-3,5(2H,4H)-dione461-89-230 % similar