Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 3.186\% 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 COc1ccc(/C=C(\C#N)C(=O)OCC(=O)Nc2ccc(-c3nc4ccc(C)cc4s3)cc2)cc1
b Cc1nc2cc3nc(C)sc3cc2s1
Answer: b. Cc1nc2cc3nc(C)sc3cc2s1
{#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#}
Cc1nc2cc3nc(C)sc3cc2s1
Cc1nc2cc3nc(C)sc3cc2s1
2,6-dimethyl-[1,3]thiazolo[4,5-f][1,3]benzothiazole