Problem statement: Answer the multiple choice question.
Query: Which compound has a 18.792% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCCCc1cn([C@@H](CCCCN)C(=O)N2CCNCC2)nn1.Cl
b: COc1ccccc1OCc1nc(Cc2ccc(Cl)cc2)no1
c: N#CCn1c(Cc2ccccc2)nc2ccccc2c1=O
d: CN1CCN(c2ccccc2NC(=O)c2ccc(N3CCOCC3)c([N+](=O)[O-])c2)CC1
Answer: a. CCCCc1cn([C@@H](CCCCN)C(=O)N2CCNCC2)nn1.Cl
{#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#}
CCCCc1cn([C@@H](CCCCN)C(=O)N2CCNCC2)nn1.Cl
CCCCc1cn([C@@H](CCCCN)C(=O)N2CCNCC2)nn1.Cl
(2S)-6-amino-2-(4-butyltriazol-1-yl)-1-piperazin-1-ylhexan-1-one;hydrochloride