Problem statement: Answer the multiple choice question.
Query: Which drug has a 1.263\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. FC(F)(F)c1ccc(Cl)c(NC(=S)NC2CC2)c1
b. COc1ccc(NC(=O)c2cccnc2)cc1OCC(C)C
Answer: a. FC(F)(F)c1ccc(Cl)c(NC(=S)NC2CC2)c1
{#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#}
FC(F)(F)c1ccc(Cl)c(NC(=S)NC2CC2)c1
FC(F)(F)c1ccc(Cl)c(NC(=S)NC2CC2)c1
1-[2-chloro-5-(trifluoromethyl)phenyl]-3-cyclopropylthiourea