withdrawing or accepting

Cards (13)

  • NO2
    W
  • CN
    W
  • COOH
    W
  • COOR
    W
  • CHO
    W
  • COR
    W
  • OH
    D
  • OCH3
    D
  • NH2
    D
  • CH3
    D
  • Cl/Br/I
    D
  • W
    3
  • D
    2 4