[{"from": "human", "value": "What is weight-averaged molecular weight of given SMILES at room temperature and atmospheric pressure? ->  CC1=CC2=C(C(C3=CC=C(CC(CCCC)CC)S3)=C(C=C(C4=C(CCCCCCCC)C5=C(C=C(C6=C(C(N(CC(CCCCCCCC)CCCCCC)C7=O)=O)C7=C(C8=CC9=C(C(CCCCCCCC)=C(C)S9)S8)S6)S5)S4)S%10)C%10=C2C%11=CC=C(CC(CCCC)CC)S%11)S1\n"}, {"from": "gpt", "value": " 43\n"}]