2. Write the appropriates structures of products: (23pts) a) (n-Pr), Cu(CN)Li2 THF OCH3 b) 1.PhLi 2.CO2 OCH3 3.H 0= c) O N EtMgBr, CuBr.DMS, TMSI, THE Ph d) CI BrMg Cul -MgBr Br e) MgBr Br PdCl2.(dppb).THE N PdCl2.(dppb),THE Br f) EtMgBr, kat. (n-Bu-ZnMe2. g) HOCCOEt tolun 1. H2, Lindlarov kat., chinolin, MeOH 2. PBr3, DMF 3. (CH3NBOCCH2)2Culi, THF h) n-C6H13MGCI CeCl3, THE H20 i) PhMgBrCuBr.DMS Et,O, THE Si(Me) Ph OTT