[{"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=CC=C(C5=C(OCCCCCCCC)C(OCCCCCCCC)=C(C6=CC=C(C)S6)C7=C5N=C(C8=CC=C(F)C=C8)C(C9=CC=C(F)C=C9)=N7)S4)S%10)C%10=C2C%11=CC=C(CC(CCCC)CC)S%11)S1\n"}, {"from": "gpt", "value": " 43.1\n"}]