Task: Answer the multiple-choice question.
Query: Which drug exhibits a -50.389% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCC(=O)N1CCN(c2ccccc2NC(=O)c2cccs2)CC1
b CSc1oc(-c2ccco2)nc1S(=O)(=O)c1ccc(C)cc1
c N/C(=N/OCC(=O)Nc1cccc2ccccc12)c1nonc1N
d Cn1c(=O)c2c(nc(Sc3n[nH]c(N)n3)n2Cc2ccccc2Cl)n(C)c1=O
Answer: a. CCC(=O)N1CCN(c2ccccc2NC(=O)c2cccs2)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#}
CCC(=O)N1CCN(c2ccccc2NC(=O)c2cccs2)CC1
CCC(=O)N1CCN(c2ccccc2NC(=O)c2cccs2)CC1
N-[2-(4-propanoylpiperazin-1-yl)phenyl]thiophene-2-carboxamide