PD-123319二三氟乙酸盐产品是PD-123319 is a potent, selective, non-peptide angiotensin AT2 receptor antagonist (IC₅₀ values are 34 and 210 nM in rat adrenal tissue and brain respectively). It has been used to selectively examine the specific roles for AT1R and AT2R in hypertensive and other vascular research-related models.