[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][Branch1][C][C][C@@H1][Branch2][Ring2][#Branch1][C][=Branch1][C][=O][N][C@@H1][Branch1][#Branch2][C][C][C][N][=C][Branch1][C][N][N][C][=Branch1][C][=O][N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch1][C][=N][N][N][C][=Branch1][C][=O][C@H1][Branch1][#Branch2][C][C][C][N][=C][Branch1][C][N][N][N][C][=Branch1][C][=O][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][N][=C][Branch1][C][N][N]"}, {"from": "gpt", "value": "The molecule is a tripeptide comprising of L-arginine, 3-methyl-L-valine and L-arginine joined in sequence by peptide linkages and in which the amino terminus is substituted by a [4-(carbamimidamidomethyl)phenyl]acetyl group and the carboxy terminus is substituted by a (4-carbamimidoylbenzyl)amino group. It is a highly potent inhibitor of furin endoprotease (Ki = 5.5 pM) that has anti-infectious activity. It has a role as a peptidomimetic, an EC 3.4.21.75 (furin) inhibitor, an antiviral agent and an antibacterial agent. It is functionally related to a L-arginine."}]