▁Mitch ▁R ack in ▁- ▁Bass ▁( 2 0 0 0 – 2 0 0 1 ) ▁ ▁Disc ography ▁ ▁Singles ▁ ▁" S ex ▁is ▁a ▁Tri angle ▁for ▁the ▁Per fect ▁Square / Work ▁Will ▁Set ▁You ▁Free " ▁- ▁ 2 0 0 0 ▁ ▁LP s ▁ ▁Revol ve ▁- ▁ 2 0 0 0 ▁ ▁Everything , ▁All ▁This ▁and ▁More ▁- ▁ 2 0 0 5 ▁ ▁References ▁ ▁External ▁links ▁ ▁Beautiful ▁Sk in ▁on ▁Mys pace ▁ ▁Gold ▁Standard ▁Labor ator ies ▁ ▁Category : Mus ical ▁groups ▁from ▁New ▁York ▁( state ) ▁Category : American ▁post - p unk ▁music ▁groups ▁Category : Mus ical ▁groups ▁established ▁in ▁ 1 9 9 7 <0x0A> </s> ▁Ph osph ino ox az ol ines ▁( o ften ▁abbre vi ated ▁P HO X ) ▁are ▁a ▁class ▁of ▁ch iral ▁lig ands ▁used ▁in ▁asym metric ▁catal ysis . ▁Their ▁complex es ▁are ▁particularly ▁effective ▁at ▁generating ▁single ▁en ati om ers ▁in ▁re actions ▁involving ▁highly ▁symmetric ▁transition ▁states , ▁such ▁as ▁al ly lic ▁substitution s , ▁which ▁are ▁typically ▁difficult ▁to ▁perform ▁s tere ose lect ively . ▁ ▁The ▁lig ands ▁are ▁b ident ate ▁and ▁have ▁been ▁shown ▁to ▁be ▁hem il abile ▁with ▁the ▁so fter ▁P ‑ don or ▁being ▁more ▁firm ly ▁bound ▁than ▁the ▁harder ▁N ‑ don or . ▁ ▁Syn thesis ▁The ▁synth esis ▁of ▁ph osph ino ox az ol ines ▁is