Problem statement: Answer the multiple choice question.
Query: Which drug has a 18.160\% 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] CC1=CC(C)(C)N(C(=O)CSc2nnc(N)s2)c2ccccc21
[b] O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NCCc1ccccn1
Answer: b. O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NCCc1ccccn1
{#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(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NCCc1ccccn1
O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NCCc1ccccn1
2-[1-[(2-chloro-6-fluorophenyl)methyl]-3-oxopiperazin-2-yl]-N-(2-pyridin-2-ylethyl)acetamide