In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.

The Intermediate-conductance Calcium-activated Potassium Channel KCa3.1 Regulates Vascular Smooth Muscle Cell Proliferation via Controlling Calcium-dependent Signaling.
Potassium

Effect of chronic renal failure on arginase and argininosuccinate synthetase expression.
argininosuccinate

Oxytocin receptor binding and uterotonic activity of carbetocin and its metabolites following enzymatic degradation.
carbetocin