Synthesis of an Organotin Oligomer Containing a Heptanuclear Tin Phosphonate Cluster by Debenzylation Reactions: X-Ray Crystal Structure of {Na6(CH3OH)2(H2O)}{[(BzSn)3(PhPO3)5(m3-O)(CH3O)]2Bz2Sn}CH3OH

doi 10.1021/om061015u.s002