Task: Answer the multiple-choice question.
Question: Which compound exhibits a 16.491\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COC(=O)COc1ccc2cc(-c3ccc(OC)cc3)c(=O)oc2c1
b. COc1ccccc1C(=O)Nc1ccnn1C1CCN(Cc2ccn[nH]2)CC1
Answer: a. COC(=O)COc1ccc2cc(-c3ccc(OC)cc3)c(=O)oc2c1
{#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#}
COC(=O)COc1ccc2cc(-c3ccc(OC)cc3)c(=O)oc2c1
COC(=O)COc1ccc2cc(-c3ccc(OC)cc3)c(=O)oc2c1
methyl2-[3-(4-methoxyphenyl)-2-oxochromen-7-yl]oxyacetate