OH reacts with Sn-iso-propyl-Sn, but one Sn lack oxygen bond with another Sn then Sn-O-Sn + propane
    1.0
            9.47454000 0.00000000 0.00000000 
            0.00000000 9.47454000 0.00000000 
            0.00000000 0.00000000 16.37276000 
  Sn O H C
  16 32 15 3
Direct
        0.00362214 0.24681384 0.44481368      # Sn1
        0.25353028 0.00132809 0.55436693      # Sn2
        0.98537344 0.26651246 0.64960439      # Sn3
        0.23501026 0.98113284 0.34964192      # Sn4
        0.00344742 0.74608454 0.44385866      # Sn5
        0.25353054 0.50172951 0.55526251      # Sn6
        0.98435962 0.76856830 0.64914007      # Sn7
        0.23520873 0.48059529 0.35015186      # Sn8
        0.50340322 0.24636081 0.44501114      # Sn9
        0.75337980 0.00139187 0.55429272      # Sn10
        0.48524357 0.26712581 0.64974376      # Sn11
        0.73536923 0.98169137 0.34964506      # Sn12
        0.50367880 0.74635299 0.44408247      # Sn13
        0.75394086 0.50175702 0.55522007      # Sn14
        0.48468916 0.76794126 0.64924189      # Sn15
        0.73330834 0.47899201 0.34987688      # Sn16
        0.15317410 0.40471919 0.45581709      # O1
        0.40267209 0.34331429 0.54431867      # O2
        0.09839730 0.15424952 0.55332563      # O3
        0.34807485 0.09388022 0.44573577      # O4
        0.17409460 0.37323594 0.64493810      # O5
        0.42526758 0.37591116 0.35528551      # O6
        0.12976122 0.17183689 0.35437538      # O7
        0.38035243 0.07632488 0.64463599      # O8
        0.15268023 0.90467681 0.45504578      # O9
        0.40331939 0.84362861 0.54336862      # O10
        0.09836936 0.65478894 0.55314647      # O11
        0.34861923 0.59344588 0.44626259      # O12
        0.17472253 0.87248553 0.64408529      # O13
        0.42398620 0.87477481 0.35440600      # O14
        0.13080312 0.67121710 0.35401883      # O15
        0.38068896 0.57711221 0.64512018      # O16
        0.65284543 0.40438296 0.45622671      # O17
        0.90322613 0.34358244 0.54425499      # O18
        0.59815626 0.15412256 0.55358483      # O19
        0.84806258 0.09424931 0.44582836      # O20
        0.92418087 0.37597588 0.35534864      # O21
        0.63049608 0.17258535 0.35456006      # O22
        0.88037830 0.07584630 0.64458741      # O23
        0.65267321 0.90496489 0.45490605      # O24
        0.90296149 0.84346519 0.54310960      # O25
        0.59871496 0.65493635 0.55323071      # O26
        0.84811199 0.59313314 0.44574939      # O27
        0.67490305 0.87229151 0.64399775      # O28
        0.92425710 0.87526430 0.35434522      # O29
        0.63037600 0.67040636 0.35421233      # O30
        0.88086104 0.57731483 0.64509960      # O31
        0.65103984 0.23661615 0.66186693      # O32
        0.45447513 0.79842304 0.75058170      # H1
        0.95508949 0.29433532 0.75116702      # H2
        0.95394924 0.79872359 0.75045304      # H3
        0.20450519 0.44991931 0.24890305      # H4
        0.20474837 0.95300142 0.24811284      # H5
        0.70261677 0.44860907 0.24860283      # H6
        0.70451513 0.95328074 0.24820416      # H7
        0.29471049 0.27371648 0.88364220      # H8
        0.37426847 0.24464621 0.96472788      # H9
        0.35428306 0.12435447 0.90149892      # H10
        0.51309294 0.35859008 0.87747406      # H11
        0.59259576 0.08669990 0.90029911      # H12
        0.61257533 0.20699417 0.96352985      # H13
        0.69477974 0.21050506 0.88161185      # H14
        0.58692967 0.23517871 0.80194294      # H15
        0.49743786 0.26024221 0.87079272      # C1
        0.36993447 0.22272661 0.90817013      # C2
        0.60825702 0.18506926 0.90697379      # C3