Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 13.806\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C(O)c1cccc([N+](=O)[O-])c1C(=O)Nc1nc2ccccc2s1
b: COC(=O)c1ccc(COc2ccc(C=O)cc2OC)o1
c: Cc1ccc(/C=N/NC(=O)Cc2c(F)cccc2Cl)s1
d: CS(=O)(=O)c1ccc(C(=O)NCCN2C(=O)S/C(=C\c3cccnc3)C2=O)cc1[N+](=O)[O-]
Answer: b. COC(=O)c1ccc(COc2ccc(C=O)cc2OC)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#}
COC(=O)c1ccc(COc2ccc(C=O)cc2OC)o1
COC(=O)c1ccc(COc2ccc(C=O)cc2OC)o1
methyl 5-[(4-formyl-2-methoxyphenoxy)methyl]furan-2-carboxylate