ChemInform Abstract: REACTIONS OF DIHYDRIDO(BICARBONATO)BIS(TRIISOPROPYLPHOSPHINE)RHODIUM(III) WITH ALKYNES. FORMATION OF TRIS(TRIISOPROPYLPHOSPHINE)(DIPHENYLACETYLENE)CARBONATODIHYDRODIRHODIUM (RH2H2(OCO2)(PHCCPH)(P(CHME2)3)3) AND THE STEREOSELECTIVE HYDROGENATION OF ALKYNES TO TRANS OLEFINS