struct. работа со структурами - не пойму, в чем ошибка

//---------------------------------------------------------------------------
 
#include <vcl.h>
#pragma hdrstop
 
#include "Unit1.h"
 
#include <alloc.h>
 
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "SHDocVw_OCX"
#pragma resource "*.dfm"
TForm1 *Form1;
 
struct TTel2 {
        AnsiString Tel, Name;
};
TTel2 *CianTel2;
 
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
 
void __fastcall TForm1::Button1Click(TObject *Sender)
{
                CianTel2 = (TTel2*)realloc(CianTel2, sizeof(TTel2));
                CianTel2->Name = "111";
                (*CianTel2).Name = "sssss";
}
//---------------------------------------------------------------------------

struct TTel2 {
        TTel2():Tel(""),Name("") {}
        TTel2(const AnsiString &ATel, const AnsiString &AName):Tel(ATel),Name(AName) {}   
        AnsiString Tel, Name;
};
TTel2 CianTel2;
 
void __fastcall TForm1::Button1Click(TObject *Sender)
{
               CianTel2 = TTel2("555-55-55","Ivanov");
}
//---------------------------------------------------------------------------

  TTel2  CianTel2;

CianTel2 = new TTel2();
CianTel2->Name = "111";
(*CianTel2).Name = "sssss";