Problem statement: Answer the multiple choice question.
Query: Which compound has a 20.671\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1cccc(/C=C/c2[nH]c(=O)[nH]c(=O)c2[N+](=O)[O-])c1O
b) COc1ccc(OS(=O)(=O)c2ccc(N3C(=O)CCC3=O)cc2)cc1
c) Clc1ccc2oc(-c3cccnc3NCc3ccccc3)nc2c1
Answer: b. COc1ccc(OS(=O)(=O)c2ccc(N3C(=O)CCC3=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_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(OS(=O)(=O)c2ccc(N3C(=O)CCC3=O)cc2)cc1
COc1ccc(OS(=O)(=O)c2ccc(N3C(=O)CCC3=O)cc2)cc1
(4-methoxyphenyl)4-(2,5-dioxopyrrolidin-1-yl)benzenesulfonate