“…(MGa, E = As 2 , 4 , 5 or p; 8 M = In, E = P 6 or As 7 ) core. Additionally, adducts of the type R 3 M'E(SiMe 3 ) 3 (R = Me3SiCH 2 , M = In, E = As; 9 R = Ph 9 or C 6 Fs,'° M = Ga, E = As) and R 2 (CI)M'E(SiMe 3 ) 3 (R = Me 3 CCH 2 , M = Ga, E = As; 5 R = Ph, M = Ga, E = P; 8 …”