Task: Answer the multiple choice question.
Question: Which drug exhibits a -1.419\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COc1ccc(C(=O)c2c(-c3ccsc3)oc3ccc(-c4ccc(OC)cc4)cc23)cc1
b. CNS(=O)(=O)c1ccc(N=Cc2c(O)n(-c3cccc(C)c3)c(=O)[nH]c2=O)cc1
Answer: a. COc1ccc(C(=O)c2c(-c3ccsc3)oc3ccc(-c4ccc(OC)cc4)cc23)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(C(=O)c2c(-c3ccsc3)oc3ccc(-c4ccc(OC)cc4)cc23)cc1
COc1ccc(C(=O)c2c(-c3ccsc3)oc3ccc(-c4ccc(OC)cc4)cc23)cc1
(4-methoxyphenyl)-[5-(4-methoxyphenyl)-2-thiophen-3-yl-1-benzofuran-3-yl]methanone