Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -17.785% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C1c2cccc(OCC(=O)N3CCCc4ccccc43)c2CCN1Cc1ccccc1
(b) Cc1cccc(C)c1NC(=O)CSc1nc(C)c(CC(=O)c2ccc(Br)cc2)c(C)c1C#N
Answer: a. O=C1c2cccc(OCC(=O)N3CCCc4ccccc43)c2CCN1Cc1ccccc1
{#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=C1c2cccc(OCC(=O)N3CCCc4ccccc43)c2CCN1Cc1ccccc1
O=C1c2cccc(OCC(=O)N3CCCc4ccccc43)c2CCN1Cc1ccccc1
2-benzyl-5-[2-(3,4-dihydro-2H-quinolin-1-yl)-2-oxoethoxy]-3,4-dihydroisoquinolin-1-one