Task: Answer the multiple choice question.
Query: Which drug has a 1.426\% 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] O=C(Nc1cccc(-c2ccc3nncn3n2)c1)C(F)(F)F
[b] OC(CSc1ccccc1Cl)CN1CCN(c2ccccc2F)CC1
Answer: b. OC(CSc1ccccc1Cl)CN1CCN(c2ccccc2F)CC1
{#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#}
OC(CSc1ccccc1Cl)CN1CCN(c2ccccc2F)CC1
OC(CSc1ccccc1Cl)CN1CCN(c2ccccc2F)CC1
1-(2-chlorophenyl)sulfanyl-3-[4-(6-fluorophenyl)piperazin-1-yl]propan-2-ol