(+)(-)-Phemeppep 141117-03-5 2H-Pyran-2-one, 6-(2-(5-(4-fluorophenyl)-3-(1-methylethyl)-1-pyrazinyl-1H-pyrazol-4-yl)ethenyl)tetrahydro-4-hydroxy-, (4R-(4alpha,6beta(E)))- 6-(2-(5-(p-Fluorophenyl)-3-(1-methylethyl)-1-(2-pyrazinyl)-1H-pyrazol-4-yl)ethenyl)tetrahydro-4-hydroxy-2H-pyran-2-one