icians ▁Category : M embers ▁of ▁the ▁St ort ing ▁Category : 2 1 st - century ▁Norwegian ▁polit icians <0x0A> </s> ▁Select ive ▁relax ant ▁binding ▁agents ▁( SR B As ) ▁are ▁a ▁new ▁class ▁of ▁dru gs ▁that ▁select ively ▁enc aps ul ates ▁and ▁bind s ▁neur om us cular ▁blocking ▁agents ▁( N MB As ). ▁The ▁first ▁drug ▁introduction ▁of ▁an ▁SR BA ▁is ▁su gamma dex . ▁Sug amma dex ▁is ▁a ▁modified ▁g amma ▁cycl ode xt rin ▁that ▁specifically ▁enc aps ul ates ▁and ▁bind s ▁the ▁am in ost ero id ▁N MB As : ▁ro cur on ium > vec ur on ium >> pan cur on ium . ▁SR B As ▁ex ert ▁a ▁ch el ating ▁action ▁that ▁effectively ▁termin ates ▁an ▁N M BA ▁ability ▁to ▁bind ▁to ▁nic ot in ic ▁re cept ors . ▁ ▁Disc overy ▁of ▁SR B As ▁The ▁discovery ▁of ▁SR BA ▁as ▁a ▁new ▁class ▁of ▁drug ▁is ▁the ▁result ▁of ▁work ▁done ▁by ▁Organ on ▁labor ator ies ▁at ▁the ▁New house ▁research ▁site ▁in ▁Scotland . ▁Cy cl ode xt r ins ▁were ▁expl ored ▁as ▁a ▁means ▁to ▁sol ub il ize ▁ro cur on ium ▁b rom ide ▁( a ▁ster oid al ▁N M BA ) ▁in ▁a ▁neutral ▁a que ous ▁solution . ▁Upon ▁creating ▁numerous ▁modified ▁cycl ode xt r ins , ▁one ▁particular ▁mole c ule ▁was ▁found ▁to ▁possess ▁extremely ▁high ▁aff inity