Task: Answer the multiple choice question.
Question: Which compound has a 4.150\% 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 additional words.
Options:
a) CCN(CC)C(=O)CN(C)S(=O)(=O)c1cccc2nsnc12
b) CSc1nncc(/C(C)=N\Nc2ccccc2C)n1
Answer: b. CSc1nncc(/C(C)=N\Nc2ccccc2C)n1
{#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#}
2-methyl-N-[(Z)-1-(3-methylsulfanyl-1,2,4-triazin-5-yl)ethylideneamino]aniline