EDIT: my original wich was to make to make the title "oxiracetam" not anyracetam witch i already have overstocked

oxi-racetam
a prety nice nootropik out of stock.
just wondering how does it compares to
aniracetam ,piracetam in therm of
-short/long memory
-motivation
-concentration
-cognitive speed (solving probs faster)
i d like to add it in to my piracetam(4*800mg)+aniractam(3*1g) stack
is oxiracetam fat soluble ? . is oxiracetam+piracetam Redundant.
why it isnt as cheap as anyracetam that sucks