Task: Answer the multiple choice question.
Question: Which drug exhibits a -6.526\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Sc1oc(-c2ccccc2)cc1C=Nc1ccccc1
b. COc1nc(N(C)S(=O)(=O)c2ccc(C)cc2)nc(C)c1Cl
Answer: a. Sc1oc(-c2ccccc2)cc1C=Nc1ccccc1
{#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#}
Sc1oc(-c2ccccc2)cc1C=Nc1ccccc1
Sc1oc(-c2ccccc2)cc1C=Nc1ccccc1
5-phenyl-3-(phenyliminomethyl)furan-2-thiol