[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an aminopyrimidine that is pyrimidin-2-one having the amino group located at position 4. It has a role as a human metabolite, an Escherichia coli metabolite, a Saccharomyces cerevisiae metabolite and a mouse metabolite. It is a pyrimidine nucleobase, a pyrimidone and an aminopyrimidine."}, {"from": "gpt", "value": "[C][=C][Branch1][#Branch2][N][C][=Branch1][C][=O][N][=C][Ring1][#Branch1][N]"}]