[{"from": "human", "value": "Write PDI of given SMILES at normal measurement conditions.. ->  CC1=CC2=C(C(C3=NSN=C3C4=C5N(CCCCCCCCCCCC)C6=C4SC(C7=CC(C(CC(CC)CCCC)(CC(CCCC)CC)C8=C9SC(C)=C8)=C9S7)=C6)=C5N2CCCCCCCCCCCC)S1\n"}, {"from": "gpt", "value": " 2.5\n"}]