[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a pyridinium ion that is 3-(2-hydroxyethyl)-2-methylpyridine substituted at position 1 by a (4-amino-2-methylpyrimidin-5-yl)methyl group."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Ring1][Ring2][C][=C][C][=N+1][Ring1][=Branch1][C][C][=C][N][=C][Branch1][=Branch1][N][=C][Ring1][=Branch1][N][C][C][C][O]"}]