Task: Answer the multiple choice question.
Query: Which drug exhibits a -2.588% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCOc1ccccc1Nc1nc2ccccc2[nH]1
(b) COC(=O)c1ccc2nc(Nc3nc4c(F)cc(F)cc4s3)sc2c1
(c) Cc1cc2oc3c(c(=O)c2cc1C)C(c1ccc(C(C)C)cc1)N(CCCN1CCOCC1)C3=O
Answer: a. CCOc1ccccc1Nc1nc2ccccc2[nH]1
{#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#}
CCOc1ccccc1Nc1nc2ccccc2[nH]1
CCOc1ccccc1Nc1nc2ccccc2[nH]1
N-(2-ethoxyphenyl)-1H-benzimidazol-2-amine