Task: Answer the multiple choice question.
Query: Which drug exhibits a 2.173% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(Cc1ccccc1)NCC1CCCO1
[b] CCOc1cc(C2NC(=O)NC(O)(C(F)(F)F)C2C(=O)c2ccccc2)ccc1OC
Answer: a. O=C(Cc1ccccc1)NCC1CCCO1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Cc1ccccc1)NCC1CCCO1
O=C(Cc1ccccc1)NCC1CCCO1
N-(oxolan-2-ylmethyl)-2-phenylacetamide