[{"from": "human", "value": "Write band gap of given SMILES at normal measurement conditions.. ->  CC1=CC(C2(CCCCCCCC)CCCCCCCC)=C(C=C1)C3=C2C(C4(CCCCCCCC)CCCCCCCC)=C(S3)C5=C4C=C(C=C5)C6=CC=C(C)S6\n"}, {"from": "gpt", "value": " 1.25\n"}]