[{"from": "human", "value": "Write weight-averaged molecular weight of given SMILES at room temperature and atmospheric pressure. ->  CC1=CC(C(OCC(CC)CCCC)=C(SC(C2=C(CCCCCCCC)C=C(C3=C(OCCCCCCCC)C(OCCCCCCCC)=C(C4=CC(CCCCCCCC)=C(C)S4)C5=C3N=C(C6=CC=CC7=CC=CC8=C67)C8=N5)S2)=C9)C9=C%10OCC(CC)CCCC)=C%10S1\n"}, {"from": "gpt", "value": " 124.7\n"}]