[{"from": "human", "value": "What is LUMO of given SMILES at room temperature and atmospheric pressure? ->  CC1=CC2=C(C(C#C[Si](C(C)C)(C(C)C)C(C)C)=C(C=C(C3=CC=C(C4=CC=C(C5=CC=C(C)S5)C6=NN(C(CCCCCCCC)CCCCCCCC)N=C64)S3)S7)C7=C2C#C[Si](C(C)C)(C(C)C)C(C)C)S1\n"}, {"from": "gpt", "value": " 3.45\n"}]