Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 7.924\% 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 CCCCc1nnc(NC(=O)Cn2cnc3ccccc3c2=O)s1
b Cc1cc(C)c(S(=O)(=O)N2CCCCC2CCNC(=O)C(=O)NC2CC2)c(C)c1
Answer: a. CCCCc1nnc(NC(=O)Cn2cnc3ccccc3c2=O)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#}
CCCCc1nnc(NC(=O)Cn2cnc3ccccc3c2=O)s1
CCCCc1nnc(NC(=O)Cn2cnc3ccccc3c2=O)s1
N-(5-butyl-1,3,4-thiadiazol-2-yl)-2-(4-oxoquinazolin-3-yl)acetamide