TABLE


         Crystal Data, Intensity Data, Collection Parameters
         ===================================================
         and Details of Refinement for 92SRC179
         ======================================

         Crystal Data:

         Stoichiometry               C24H20NO3I2AsW
         M.Wt.                       883.01
         a, A                        11.47(4)
         b, A                        11.13(1)
         c, A                        20.95(2)
         alpha, o                    90
         beta,  o                    105.34(2)
         gamma, o                    90
         V, A                        2577.92
         System                      Monoclinic
         Space group                 P21/c
         Dc, g/cm                    2.28
         Z                           4
         F(OOO)                      1632
         Radiation                   Mo k alpha
         lambda                      0.71069
         MU  1/cm                    82.44

         Data Collection:

         Total data measured         16881
         Total data unique           6253
         Total data observed         4129
         Significance test           F(o)>6 F(o)

         Refinement:
         No. of parameters           261
         Final R                     0.037
         Final RG                    0.048