Task: Answer the multiple choice question.
Question: Which drug has a 9.771\% 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 additional words.
Options:
[a] CN(C)CC/C=C1/c2ccccc2CS(=O)(=O)c2ccccc21
[b] Cn1c(CN2CCCC2)c(C#N)c2ccccc21
[c] COc1ccc(NS(=O)(=O)c2cccc(C(=O)NNC(=O)c3cccc(NC(C)=O)c3)c2)cc1
[d] On1c(-c2ccccc2Cl)nc2ccccc21
Answer: d. On1c(-c2ccccc2Cl)nc2ccccc21
{#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#}
On1c(-c2ccccc2Cl)nc2ccccc21
On1c(-c2ccccc2Cl)nc2ccccc21
2-(2-chlorophenyl)-1-hydroxybenzimidazole