[{"from": "human", "value": "Given SMILES, write its Mw at normal measurement conditions.. ->  CC1=CC=C(C(C=C2)=C(N3C(CCCCCCCC)CCCCCCCC)C=C2C4=CC5=C(C=C(C6=C(C(N(CC(CCCCCCCC)CCCCCC)C7=O)=O)C7=C(C8=CC9=C(C=C(C)S9)S8)S6)S5)S4)C3=C1\n"}, {"from": "gpt", "value": " 5.67\n"}]