[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a deuterated compound that is methanol in which all four hydrogen atoms are replaced by deuterium. It is commonly used as a solvent in NMR spectroscopy. It has a role as an amphiprotic solvent."}, {"from": "gpt", "value": "[2H][C][Branch1][C][2H][Branch1][C][2H][O][2H]"}]