[{"from": "human", "value": "Write Mw of given SMILES at normal measurement conditions.. ->  CC1=CC2=C(S1)C(OCCCCCCCC)=C(OCCCCCCCC)C3=C2C=C(S3)C4=CC=C(C5=C6C(C(N5CC(CCCC)CC)=O)=C(C7=CC=C(C)S7)N(CC(CC)CCCC)C6=O)S4\n"}, {"from": "gpt", "value": " 14.3\n"}]