Task: Answer the multiple-choice question.
Query: Which compound has a 19.140% 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 Cc1ccc(S(=O)(=O)Nc2ccc(N3CCN(C)CC3)nc2)cc1
b O=C(Nc1nnc(COc2ccc(F)cc2)s1)c1cccs1
c COC(=O)/C=C\C(=O)Nc1cccc([N+](=O)[O-])c1
d CCCCSc1nc(C)cc(C)c1S(=O)(=O)c1ccccc1C
Answer: c. COC(=O)/C=C\C(=O)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_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#}
COC(=O)/C=C\C(=O)Nc1cccc([N+](=O)[O-])c1
COC(=O)/C=C\C(=O)Nc1cccc([N+](=O)[O-])c1
methyl (Z)-4-(3-nitroanilino)-4-oxobut-2-enoate