[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][Ring1][C][N][C][#N].[C][Branch1][Ring1][C][N][C][#N].[C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][\\C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a fumarate salt prepared from beta-aminopropionitrile by reaction of one molecule of fumaric acid for every two molecules of beta-aminopropionitrile. It has a role as an antineoplastic agent, an antirheumatic drug, a collagen cross-linking inhibitor and a plant metabolite. It contains a beta-ammoniopropionitrile."}]