Task: Answer the multiple choice question.
Question: Which compound has a 3.888\% 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] c1ccc2cc(CC3=NCCN3)ccc2c1
[b] O=C(CSc1nnc(CNc2ccc(F)cc2)o1)c1ccccc1
Answer: b. O=C(CSc1nnc(CNc2ccc(F)cc2)o1)c1ccccc1
{#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#}
O=C(CSc1nnc(CNc2ccc(F)cc2)o1)c1ccccc1
O=C(CSc1nnc(CNc2ccc(F)cc2)o1)c1ccccc1
2-[[5-[(4-fluoroanilino)methyl]-1,3,4-oxadiazol-2-yl]sulfanyl]-1-phenylethanone