Task: Answer the MCQ question.
Query: Which drug exhibits a 11.777\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: O=C(CSc1nc(-c2ccc(Cl)cc2)cs1)Nc1cccc([N+](=O)[O-])c1
b: COC(=O)Cc1c(C)c2ccc(OCc3nn[nH]n3)c(C)c2oc1=O
c: CN(C)S(=O)(=O)c1cc(NC(=O)C[N+]23CCN(CC2)CC3)ccc1Cl.[Cl-]
Answer: a. O=C(CSc1nc(-c2ccc(Cl)cc2)cs1)Nc1cccc([N+](=O)[O-])c1
{#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#}
O=C(CSc1nc(-c2ccc(Cl)cc2)cs1)Nc1cccc([N+](=O)[O-])c1
O=C(CSc1nc(-c2ccc(Cl)cc2)cs1)Nc1cccc([N+](=O)[O-])c1
[3-[[2-[[4-(4-chlorophenyl)-1,3-thiazol-2-yl]sulfanyl]acetyl]amino]phenyl]-oxido-oxoazanium