Task: Answer the multiple-choice question.
Question: Which drug exhibits a -25.417% 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 additional words.
Options:
a: O=C1CCC(=O)N1N1C(=O)C2C3c4ccccc4C(c4ccccc43)C2C1=O
b: O=C(NCc1ccc(F)cc1)C1CCCN(S(=O)(=O)c2cccc3nsnc23)C1
c: CCn1cc(C(=O)N2CCN(c3ccc(OC)cc3)CC2)c(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc21
d: CCCCOc1cccc(NC(=O)CSc2nncn2C)c1
Answer: c. CCn1cc(C(=O)N2CCN(c3ccc(OC)cc3)CC2)c(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc21
{#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#}
CCn1cc(C(=O)N2CCN(c3ccc(OC)cc3)CC2)c(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc21
CCn1cc(C(=O)N2CCN(c3ccc(OC)cc3)CC2)c(=O)c2cc(S(=O)(=O)N3CCOCC3)ccc21
1-ethyl-3-[4-(4-methoxyphenyl)piperazine-1-carbonyl]-6-morpholin-4-ylsulfonylquinolin-4-one