Task: Answer the multiple choice question.
Question: Which drug exhibits a 20.907% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) COc1cc2c(-c3ccc4[nH]ccc4c3)c(-c3ccc(C#N)cc3)oc(=O)c2cc1OC
b) CCOC(=O)N1CCN(C(=O)COc2ccc3c(c2)C(=O)CC(C)(C)O3)CC1
Answer: a. COc1cc2c(-c3ccc4[nH]ccc4c3)c(-c3ccc(C#N)cc3)oc(=O)c2cc1OC
{#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#}
COc1cc2c(-c3ccc4[nH]ccc4c3)c(-c3ccc(C#N)cc3)oc(=O)c2cc1OC
COc1cc2c(-c3ccc4[nH]ccc4c3)c(-c3ccc(C#N)cc3)oc(=O)c2cc1OC
4-[4-(1H-indol-5-yl)-6,7-dimethoxy-1-oxoisochromen-3-yl]benzonitrile