Task: Answer the multiple-choice question.
Query: Which drug has a 4.917\% 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 additional words.
Options:
a. Nc1nnc(C(F)(F)F)s1
b. Cn1c2ccccc2c2c(C(=O)N3CCN(c4ccccn4)CC3)cn(C3CCCC3)c(=O)c21
Answer: a. Nc1nnc(C(F)(F)F)s1
{#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#}
Nc1nnc(C(F)(F)F)s1
Nc1nnc(C(F)(F)F)s1
5-(trifluoromethyl)-1,3,4-thiadiazol-2-amine