[D-Pro2, D-Trp7,9] Substance P

[D-Pro2, D-Trp7,9] Substance P, an analogue of Substance P, acts as both a weak agonist and a potent, specific, competitive antagonist to Substance P [1] [2].

CSCC[C@H](NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCCCN)NC(=O)[C@H]1CCCN1C(=O)[C@@H](N)CCCNC(N)=N)C(N)=O