Problem statement: Answer the MCQ question.
Query: Which compound has a 13.135\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1c(Cl)cccc1NC(=O)CSC(N)=O
b: CC(=O)Nc1cccc(NC(=O)c2cc(C)on2)c1
Answer: a. Cc1c(Cl)cccc1NC(=O)CSC(N)=O
{#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)cccc1NC(=O)CSC(N)=O
Cc1c(Cl)cccc1NC(=O)CSC(N)=O
S-[2-(3-chloro-2-methylanilino)-2-oxoethyl] carbamothioate