Problem statement: Answer the multiple-choice question.
Query: Which drug has a 21.780% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cl.c1csc(CNCc2ccncc2)c1
b. O=C(NCc1cccnc1)c1ccc([N+](=O)[O-])cc1
Answer: a. Cl.c1csc(CNCc2ccncc2)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cl.c1csc(CNCc2ccncc2)c1
Cl.c1csc(CNCc2ccncc2)c1
1-pyridin-4-yl-N-(thiophen-2-ylmethyl)methanamine;hydrochloride