Task: Answer the MCQ question.
Question: Which drug has a -2.280\% 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. Cl.OC(CNC1CCCC1)COc1c(F)cc(Br)cc1F
b. Cn1cc(/C=C/c2cc[n+](C)cc2)c2cc(Cl)ccc21.[I-]
Answer: a. Cl.OC(CNC1CCCC1)COc1c(F)cc(Br)cc1F
{#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#}
Cl.OC(CNC1CCCC1)COc1c(F)cc(Br)cc1F
Cl.OC(CNC1CCCC1)COc1c(F)cc(Br)cc1F
1-(4-bromo-2,6-difluorophenoxy)-3-(cyclopentylamino)propan-2-ol;hydrochloride