Task: Answer the MCQ question.
Question: Which drug exhibits a 15.467\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C1C2C3C=CC(C4CC34)C2C(=O)N1/N=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1
(b) Fc1ccc(NC(=S)Nc2cccc3cnccc23)cc1
Answer: a. O=C1C2C3C=CC(C4CC34)C2C(=O)N1/N=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1C2C3C=CC(C4CC34)C2C(=O)N1/N=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1
O=C1C2C3C=CC(C4CC34)C2C(=O)N1/N=C/c1ccc(-c2ccc([N+](=O)[O-])cc2)o1
4-[(E)-[5-(4-nitrophenyl)furan-2-yl]methylideneamino]-4-azatetracyclo[5.3.2.02,6.08,10]dodec-11-ene-3,5-dione