Task: Answer the MCQ question.
Query: Which compound has a 5.939\% 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) COc1ccc(CNC(=O)c2cc(C)nc3ccccc23)cc1OC
(b) CN(Cc1cnccn1)C(=O)CC1C(=O)NCCN1CC(c1ccccc1)c1ccccc1
Answer: b. CN(Cc1cnccn1)C(=O)CC1C(=O)NCCN1CC(c1ccccc1)c1ccccc1
{#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#}
CN(Cc1cnccn1)C(=O)CC1C(=O)NCCN1CC(c1ccccc1)c1ccccc1
CN(Cc1cnccn1)C(=O)CC1C(=O)NCCN1CC(c1ccccc1)c1ccccc1
2-[1-(2,2-diphenylethyl)-3-oxopiperazin-2-yl]-N-methyl-N-(pyrazin-2-ylmethyl)acetamide