611-08-5
5-硝基尿嘧啶
→
5435-16-5
(2,4-dioxo-1H-pyrimidin-5-yl)sulfamic acid
69-89-6
2,6-二羟基嘌呤
69-93-2
尿酸
31221-06-4
5-diazonio-2,4-dioxo-1H-pyrimidin-6-olate