1 WBr4CHtBu        -0.31   111.01
  2 WBr3(OCH2CME3)    5.83    59.96
  3 WBr2(OCH2CME3)   20.29    17.25
  4 WBr(OCH2tBu)3C    7.31   -52.90
  5 W(OCH2tBu)4CHt   10.19  -107.20
  6 Chisholm compl   49.53  -291.12