(2R-(2alpha(2S*(3R*,4S*,5S*,7R*)3S*,5S*),5alpha,6beta))-6-(7-(5-Ethyl-5-(5-ethyltetrahydro-5-hydroxy-6-methyl-2H-pyran-2-yl)tetrahydro-3-methyl-2-furyl)-4-hydroxy-3,5-dimethyl-6-oxononyl)-3-methylsalicylic Acid
Ionophore X 537A