Task: Answer the MCQ question.
Question: Which drug exhibits a 19.140\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] O=C(/C=N/O)NCC1CCNCC1
[b] CN1CCCN(C(=O)CSc2ccccc2)CC1
[c] O=C(CSc1ccc(Cl)cc1)NN=C1CCCCCC1
Answer: a. O=C(/C=N/O)NCC1CCNCC1
{#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(/C=N/O)NCC1CCNCC1
O=C(/C=N/O)NCC1CCNCC1
(2E)-2-hydroxyimino-N-(piperidin-4-ylmethyl)acetamide