CCC[CH2][Sn]([C]#C[Si](C)(C)C)([CH2]CCC)[CH2]CCC
Name: tributylstannyl(trimethylsilyl)acetylene
SMILES: CCC[CH2][Sn]([C]#C[Si](C)(C)C)([CH2]CCC)[CH2]CCC
Molecular formula: C17H36SiSn
Molecular weight: 388.16
Fetching from PubChem (queue #2)