[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an aspartic acid derivative comprising aspartic acid carrying an N-amidino substituent. It is an aspartic acid derivative, a member of guanidines and a dicarboxylic acid."}, {"from": "gpt", "value": "[C][Branch1][#C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N][=C][Branch1][C][N][N][C][=Branch1][C][=O][O]"}]