Problem statement: Answer the MCQ question.
Query: Which drug has a 20.553% 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] COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccccc12
[b] O=C1N(Cc2cccnc2)C[C@@H]2C[C@@H](c3cccc(Oc4ccccc4)c3)N3CCC[C@@]123
[c] COc1cc2c(cc1CN1CCN(C(=O)c3cc(OC)c(OC)c(OC)c3)CC1)OCO2
[d] O=C(N/N=C/c1ccc(Br)cc1)c1ccc(Br)o1
Answer: a. COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccccc12
{#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#}
COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccccc12
COc1ccc([N+](=O)[O-])cc1NC(=O)Cc1noc2ccccc12
[3-[[2-(1,2-benzoxazol-3-yl)acetyl]amino]-4-methoxyphenyl]-oxido-oxoazanium