[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an organosiloxane that is trisiloxane in which all the hydrogens have been replaced by methyl groups."}, {"from": "gpt", "value": "[C][Si][Branch1][C][C][Branch1][C][C][O][Si][Branch1][C][C][Branch1][C][C][O][Si][Branch1][C][C][Branch1][C][C][C]"}]