Task: Answer the MCQ question.
Question: Which drug exhibits a 4.189% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) O=c1[nH]c(O)c(N=Nc2cc([N+](=O)[O-])ccc2O)c(=O)[nH]1
(b) O=C(NCCCn1ccnc1)C(=O)NCC(c1cccnc1)N1CCN(c2ccc(F)cc2)CC1
(c) CN1CN(C)c2cccc3cccc1c23
Answer: c. CN1CN(C)c2cccc3cccc1c23
{#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#}
CN1CN(C)c2cccc3cccc1c23
CN1CN(C)c2cccc3cccc1c23
1,3-dimethyl-2H-perimidine