[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a crystalline waxy solid. Insoluble in water. Used in organic synthesis."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C][C]"}]