Task: Answer the MCQ question.
Query: Which compound has a 12.722\% 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=S(=O)(c1ccc(Cl)nc1)N1CCN(c2ncccn2)CC1
b: CCC(=O)Nc1c(OC(=O)CC)ccc2c(C)cc(=O)oc12
Answer: b. CCC(=O)Nc1c(OC(=O)CC)ccc2c(C)cc(=O)oc12
{#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#}
CCC(=O)Nc1c(OC(=O)CC)ccc2c(C)cc(=O)oc12
CCC(=O)Nc1c(OC(=O)CC)ccc2c(C)cc(=O)oc12
[4-methyl-2-oxo-8-(propanoylamino)chromen-7-yl]propanoate