Although euro has rebounded after intra-day fall to 1.3748, as long as 1.3891 holds, recent decline from 1.4339 top to retrace early upmove should resume after consolidation, break of said support would extend weakness towards 1.3700, however, reckon 1.3645/50 would hold from here due to near term oversold condition.  
  
Above said resistance would defer our bearishness but only break of 1.3935 resistance (previous support) would indicate low has been formed and risk 1.3990/00...