Task: Answer the MCQ question.
Question: Which drug has a 11.696\% 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, b, c, or d without using any additional words.
Options:
a CC(C(=O)O)n1cc(Cl)cn1
b CCS(=O)(=O)NCc1cn2ccsc2n1
c COc1cc2nc(-c3ccc(Br)o3)oc(=O)c2cc1OC
d Cl.N=c1sccn1CC(=O)Nc1ccccc1-c1ccccc1
Answer: c. COc1cc2nc(-c3ccc(Br)o3)oc(=O)c2cc1OC
{#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#}
COc1cc2nc(-c3ccc(Br)o3)oc(=O)c2cc1OC
COc1cc2nc(-c3ccc(Br)o3)oc(=O)c2cc1OC
2-(5-bromofuran-2-yl)-6,7-dimethoxy-3,1-benzoxazin-4-one