Task: Answer the MCQ question.
Query: Which drug has a -2.642% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1cc(-c2ccc3oc(-c4ccsc4)cc3c2)cc(OC)c1OC
(b) Cc1ccnc(NC(=O)CNC(=O)c2ccc(Br)o2)c1
Answer: b. Cc1ccnc(NC(=O)CNC(=O)c2ccc(Br)o2)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cc1ccnc(NC(=O)CNC(=O)c2ccc(Br)o2)c1
Cc1ccnc(NC(=O)CNC(=O)c2ccc(Br)o2)c1
5-bromo-N-[2-[(4-methylpyridin-2-yl)amino]-2-oxoethyl]furan-2-carboxamide