Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 8.855\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Cc1cccc2ccccc12)OCn1nnc2ccccc2c1=O
b COc1ccc(C(C)=O)cc1CSc1nnc(-c2ccncc2)o1
Answer: b. COc1ccc(C(C)=O)cc1CSc1nnc(-c2ccncc2)o1
{#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#}
COc1ccc(C(C)=O)cc1CSc1nnc(-c2ccncc2)o1
COc1ccc(C(C)=O)cc1CSc1nnc(-c2ccncc2)o1
1-[4-methoxy-3-[(5-pyridin-4-yl-1,3,4-oxadiazol-2-yl)sulfanylmethyl]phenyl]ethanone