Task: Answer the multiple choice question.
Question: Which compound has a -21.294% 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 other words.
Options:
[a] Cc1ccccc1NC(=O)Cn1nnc(S(=O)(=O)c2ccc(C(C)(C)C)cc2)c1N
[b] Cc1ccc(S(=O)(=O)Nc2cc(C(F)(F)F)ccc2N2CCOCC2)c(C)c1
[c] Cc1ccc2c(c1)C1CN(C)CCC1N2S(=O)(=O)c1ccc(Oc2ccc([N+](=O)[O-])cc2)cc1
[d] CCOc1ccc(-c2nnc(-c3ccccc3F)o2)cc1
Answer: c. Cc1ccc2c(c1)C1CN(C)CCC1N2S(=O)(=O)c1ccc(Oc2ccc([N+](=O)[O-])cc2)cc1
{#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#}
Cc1ccc2c(c1)C1CN(C)CCC1N2S(=O)(=O)c1ccc(Oc2ccc([N+](=O)[O-])cc2)cc1
Cc1ccc2c(c1)C1CN(C)CCC1N2S(=O)(=O)c1ccc(Oc2ccc([N+](=O)[O-])cc2)cc1
2,8-dimethyl-5-[4-(4-nitrophenoxy)phenyl]sulfonyl-3,4,4a,9b-tetrahydro-1H-pyrido[4,3-b]indole