Task: Answer the MCQ question.
Query: Which compound exhibits a 6.427\% 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) CCCOC(=O)/C(C)=N\NC(=O)c1ccco1
b) CCc1ccc(NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@@H]2Cc3ccccc3CN2)cc1
c) O=C(Nc1ccc2c(c1)S(=O)(=O)N=C1CCCCCN12)c1ccccc1Cl
Answer: b. CCc1ccc(NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@@H]2Cc3ccccc3CN2)cc1
{#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#}
CCc1ccc(NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@@H]2Cc3ccccc3CN2)cc1
CCc1ccc(NC(=O)[C@H](Cc2c[nH]c3ccccc23)NC(=O)[C@@H]2Cc3ccccc3CN2)cc1
(3S)-N-[(2S)-1-(4-ethylanilino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]-1,2,3,4-tetrahydroisoquinoline-3-carboxamide