Oxiracetam is substituted with an extra hydroxy team at R4, and that is a chiral Heart with the molecule. Oxiracetam is presumably made being a racemate of its enantiomers. Oxiracetam is structurally analogous to piracetam, which lacks the R4 hydroxy substitution of oxiracetam.I straight away rushed to the medical center but was advised that Paul w