Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.919\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCC(C)(C)NC(=O)C(c1ccncc1)N(Cc1ccc(C)cc1)C(=O)c1csnn1
b. CCc1c(-c2ccccc2)nc2nc(C)c(C)nn12
c. O=C(NNc1ccccc1[N+](=O)[O-])Nc1ccccc1
d. CCOc1ccc(-c2nc(-c3ccc(OC)cc3)no2)cc1OCC
e. O=S(=O)(Nc1nc2ccccc2nc1NCC1CCCO1)c1cc(Cl)ccc1Cl
Answer: a. CCC(C)(C)NC(=O)C(c1ccncc1)N(Cc1ccc(C)cc1)C(=O)c1csnn1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCC(C)(C)NC(=O)C(c1ccncc1)N(Cc1ccc(C)cc1)C(=O)c1csnn1
CCC(C)(C)NC(=O)C(c1ccncc1)N(Cc1ccc(C)cc1)C(=O)c1csnn1
N-[2-(2-methylbutan-2-ylamino)-2-oxo-1-pyridin-4-ylethyl]-N-[(4-methylphenyl)methyl]thiadiazole-4-carboxamide