Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 15.862\% 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. Cc1nnc(C)n1/N=C/c1cc(Br)ccc1O
b. O=C1CCCN1CN(C(=O)c1ccc2c(c1)OCO2)c1cccc(Cl)c1
Answer: a. Cc1nnc(C)n1/N=C/c1cc(Br)ccc1O
{#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#}
Cc1nnc(C)n1/N=C/c1cc(Br)ccc1O
Cc1nnc(C)n1/N=C/c1cc(Br)ccc1O
4-bromo-2-[(E)-(3,5-dimethyl-1,2,4-triazol-4-yl)iminomethyl]phenol