Task: Answer the MCQ question.
Query: Which drug has a -18.058% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a) O=C(c1ccc(Br)o1)N1CCN=C1SCc1cccc(F)c1
b) O=C(NCCCN1CCCC1)c1ccc(CS(=O)(=O)c2c(Cl)cccc2Cl)o1
c) CCN1CCN(CC(=O)Nc2sc3c(c2C#N)CCC3)CC1
d) Cc1ccc(S(=O)(=O)N2CCN(C(=O)[C@H](Cc3ccccc3)NC(=O)c3ccco3)CC2)cc1C
e) Cc1cccc(CNC(=O)c2ccccc2N)c1
Answer: c. CCN1CCN(CC(=O)Nc2sc3c(c2C#N)CCC3)CC1
{#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#}
CCN1CCN(CC(=O)Nc2sc3c(c2C#N)CCC3)CC1
CCN1CCN(CC(=O)Nc2sc3c(c2C#N)CCC3)CC1
N-(3-cyano-5,6-dihydro-4H-cyclopenta[b]thiophen-2-yl)-2-(4-ethylpiperazin-1-yl)acetamide