Task: Answer the MCQ question.
Question: Which compound exhibits a -71.367% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Br.CCCCCN1C2=NCCN2c2ccccc21
b) O=C1CC2(CCN(C(=O)c3ccc(Cl)cc3)CC2)Oc2ccccc21
c) NS(=O)(=O)c1ccc(CCNC(=O)C(=O)c2cn(CC(=O)N3CCOCC3)c3ccccc23)cc1
Answer: a. Br.CCCCCN1C2=NCCN2c2ccccc21
{#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#}
Br.CCCCCN1C2=NCCN2c2ccccc21
Br.CCCCCN1C2=NCCN2c2ccccc21
4-pentyl-1,2-dihydroimidazo[1,2-a]benzimidazole;hydrobromide