Task: Answer the MCQ question.
Query: Which drug exhibits a 23.871\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) COCCC1CCCCN1C(=O)c1cccc(OC2CCN(C3CCCC3)CC2)c1
(b) Cn1c2ccccc2c2c(C(=O)N3CCN(c4ccc(F)cc4)CC3)cn(C3CCCC3)c(=O)c21
(c) Cc1c(NC2(c3nnnn3-c3ccc(Br)cc3)CCCCC2)c(=O)n(-c2ccccc2)n1C
Answer: a. COCCC1CCCCN1C(=O)c1cccc(OC2CCN(C3CCCC3)CC2)c1
{#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#}
COCCC1CCCCN1C(=O)c1cccc(OC2CCN(C3CCCC3)CC2)c1
COCCC1CCCCN1C(=O)c1cccc(OC2CCN(C3CCCC3)CC2)c1
[3-(1-cyclopentylpiperidin-4-yl)oxyphenyl]-[2-(2-methoxyethyl)piperidin-1-yl]methanone