Task: Answer the multiple choice question.
Query: Which compound exhibits a 17.710\% 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 other words.
Options:
a CC(C(=O)Nc1ccc(F)c(F)c1F)N(C)Cc1cccs1
b COc1ccc(Oc2ncnc3c2oc2ccc(Br)cc23)cc1
Answer: b. COc1ccc(Oc2ncnc3c2oc2ccc(Br)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(Oc2ncnc3c2oc2ccc(Br)cc23)cc1
COc1ccc(Oc2ncnc3c2oc2ccc(Br)cc23)cc1
8-bromo-4-(4-methoxyphenoxy)-[1]benzofuro[3,2-d]pyrimidine