Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 9.669\% 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: O=C(NC1CCCc2ccccc21)C1CCCN(S(=O)(=O)c2cnc[nH]2)C1
b: CC(=O)C1=C(Nc2ccccc2)CC(C)(O)C(C(C)=O)C1c1ccccc1
c: CCc1cc(SC#N)ccc1N
d: Cc1ccc(COCCN2CCN(S(=O)(=O)c3ccccc3)CCC2=O)cc1
e: CC1=CC(C)(C)N2C(=O)C3(C(C#N)=C(N)Oc4cc(O)ccc43)c3cccc1c32
Answer: c. CCc1cc(SC#N)ccc1N
{#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#}
(4-amino-5-ethylphenyl)thiocyanate