Problem statement: Answer the multiple choice question.
Query: Which compound has a -5.033\% 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: O=C(Nc1ccccc1O)c1cc2cc(Br)ccc2oc1=O
b: CCc1ccc(-c2nnn(Cc3nc4ccccc4s3)n2)cc1
Answer: b. CCc1ccc(-c2nnn(Cc3nc4ccccc4s3)n2)cc1
{#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#}
CCc1ccc(-c2nnn(Cc3nc4ccccc4s3)n2)cc1
CCc1ccc(-c2nnn(Cc3nc4ccccc4s3)n2)cc1
2-[[5-(4-ethylphenyl)tetrazol-2-yl]methyl]-1,3-benzothiazole