Task: Answer the multiple-choice question.
Query: Which drug exhibits a 2.843\% 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) CCN1C(=NCC(C)C)N[C@@H](CCc2ccccc2)[C@H](C(=O)NCC(C)C)[C@H]1C
(b) Cc1c(Cl)cccc1-n1nnnc1-c1cccs1
Answer: b. Cc1c(Cl)cccc1-n1nnnc1-c1cccs1
{#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#}
Cc1c(Cl)cccc1-n1nnnc1-c1cccs1
Cc1c(Cl)cccc1-n1nnnc1-c1cccs1
1-(3-chloro-2-methylphenyl)-5-thiophen-2-yltetrazole