Task: Answer the MCQ question.
Question: Which compound has a 15.410\% 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 other words.
Options:
[a] COC(=O)C1=C(c2ccc(C(C)=O)cc2)C[C@@H]2CC[C@H]1N2C(=O)NCCOc1ccccc1Cl
[b] C=CCSc1nc(=O)n2ccccc2n1
Answer: b. C=CCSc1nc(=O)n2ccccc2n1
{#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#}
C=CCSc1nc(=O)n2ccccc2n1
C=CCSc1nc(=O)n2ccccc2n1
2-prop-2-enylsulfanylpyrido[1,2-a][1,3,5]triazin-4-one