[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a guanidine derivative comprised of two carbamimidamido (guanidino) groups, each linked via one of their amino nitrogens to the imino nitrogens of 1,4-phenylenedimethanimine."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][=C][=C][C][=C][Ring1][=Branch1][/C][=N][/N][=C][Branch1][C][N][N][/C][=N][/N][=C][Branch1][C][N][N]"}]