Task: Answer the multiple choice question.
Question: Which drug exhibits a 13.169\% 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. S=C(NC1CCCC1)N1CCN(c2ccccn2)CC1
b. CC(C)CC[n+]1ccn(-c2nc3ccccc3nc2[N-]S(=O)(=O)c2ccc(Cl)cc2)c1
Answer: a. S=C(NC1CCCC1)N1CCN(c2ccccn2)CC1
{#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#}
S=C(NC1CCCC1)N1CCN(c2ccccn2)CC1
S=C(NC1CCCC1)N1CCN(c2ccccn2)CC1
N-cyclopentyl-4-pyridin-2-ylpiperazine-1-carbothioamide