Task: Answer the multiple choice question.
Query: Which compound exhibits a -2.398% 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] COC(=O)C1=C(C)N(C)C(=S)NC1c1ccc(OC)cc1OC
[b] Cc1ccnc(N=Cc2nc(-c3ccccc3Br)oc2O)c1
Answer: b. Cc1ccnc(N=Cc2nc(-c3ccccc3Br)oc2O)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(N=Cc2nc(-c3ccccc3Br)oc2O)c1
Cc1ccnc(N=Cc2nc(-c3ccccc3Br)oc2O)c1
2-(2-bromophenyl)-4-[(4-methylpyridin-2-yl)iminomethyl]-1,3-oxazol-5-ol