Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 9.108\% 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. S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
b. COc1cc(NC(=O)c2ccnnc2)cc(C(=O)Nc2cccc(C(F)(F)F)c2)c1
Answer: a. S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
{#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#}
S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
S=C(NCc1ccccc1)N1CCn2cccc2C1c1ccncc1
N-benzyl-1-pyridin-4-yl-3,4-dihydro-1H-pyrrolo[1,2-a]pyrazine-2-carbothioamide