[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][N][=C][C][=C][Ring1][=Branch1][N]"}, {"from": "gpt", "value": "The molecule is a pyrimidine analogue used in the treatment of relapsing multiple sclerosis. Dalfampridine has had limited clinical use, but has not been linked to serum enzyme elevations during treatment nor to instances of clinically apparent liver injury with jaundice."}]