Task: Answer the MCQ question.
Query: Which compound exhibits a -22.813% 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) O=C(COc1ccccc1)N1CCCC1
(b) O=S(=O)(c1ccc(F)cc1)N1CCN(c2nc(-c3ccc(F)cc3)cs2)CC1
(c) CCn1c(NCc2cc(OC)ccc2OC)nc2ccccc21
Answer: c. CCn1c(NCc2cc(OC)ccc2OC)nc2ccccc21
{#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#}
CCn1c(NCc2cc(OC)ccc2OC)nc2ccccc21
CCn1c(NCc2cc(OC)ccc2OC)nc2ccccc21
N-[(2,5-dimethoxyphenyl)methyl]-1-ethylbenzimidazol-2-amine