[{"from": "human", "value": "Given SMILES, write its Mw at normal measurement conditions.. ->  CC1=CC2=C(C(SC(C3=CC4=C(C(SC(C)=C5)=C5C(N(CCCCCCCC)C4=O)=O)S3)=C6)=C6[Ge]2(CC(CCCC)CC)C[C@H](CCCC)CC)S1\n"}, {"from": "gpt", "value": " 67.5\n"}]