Task: Answer the MCQ question.
Query: Which drug has a 0.950\% 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)c1ccc(-c2ccccn2)s1
b.) CCC1CCCCN1CCCNC(=O)Cn1nc(-c2ccccc2)ccc1=O
c.) CN(c1ccccc1)S(=O)(=O)c1ccc(NC(=O)C2CC2)cc1
d.) CN(Cc1nc(-c2ccccc2)no1)C(=O)c1ccco1
Answer: a. O=C(O)c1ccc(-c2ccccn2)s1
{#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=C(O)c1ccc(-c2ccccn2)s1
O=C(O)c1ccc(-c2ccccn2)s1
5-pyridin-2-ylthiophene-2-carboxylicacid