Problem statement: Answer the MCQ question.
Query: Which drug has a 6.816\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COc1ccc([N+](=O)[O-])cc1NC(=O)CCN1CCN(c2ccccc2OC)CC1
[b] COc1ccc2c(=O)c(C(=O)NCCc3ccccc3)c[nH]c2c1
[c] CN(C)c1ccc(/C=N/NC(=O)CCCO)cc1
[d] Cc1cc(NC(=O)CSc2nccn2-c2ccc([N+](=O)[O-])cc2)no1
Answer: a. COc1ccc([N+](=O)[O-])cc1NC(=O)CCN1CCN(c2ccccc2OC)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#}
COc1ccc([N+](=O)[O-])cc1NC(=O)CCN1CCN(c2ccccc2OC)CC1
COc1ccc([N+](=O)[O-])cc1NC(=O)CCN1CCN(c2ccccc2OC)CC1
N-(2-methoxy-5-nitrophenyl)-3-[4-(2-methoxyphenyl)piperazin-1-yl]propanamide