Problem statement: Answer the multiple choice question.
Query: Which compound has a -12.690\% 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 other words.
Options:
a.) Cn1c(CCN2CCCCC2)nc2cc(NC(=O)C3CCCCC3)ccc21
b.) CC1CCN(S(=O)(=O)c2ccc(Oc3ccc([N+](=O)[O-])cc3)cc2)CC1
c.) Cc1cc(C)nc(SCCN2CCCCC2)n1
d.) O=C(Nc1ccn(Cc2ccccc2F)n1)c1ccc(COc2ccccc2Cl)cc1
e.) CC(C)C(=O)Nc1cccc(C(=O)Nc2nnc(C(C)(C)C)s2)c1
Answer: b. CC1CCN(S(=O)(=O)c2ccc(Oc3ccc([N+](=O)[O-])cc3)cc2)CC1
{#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#}
CC1CCN(S(=O)(=O)c2ccc(Oc3ccc([N+](=O)[O-])cc3)cc2)CC1
CC1CCN(S(=O)(=O)c2ccc(Oc3ccc([N+](=O)[O-])cc3)cc2)CC1
4-methyl-1-[4-(4-nitrophenoxy)phenyl]sulfonylpiperidine