Problem statement: Answer the MCQ question.
Query: Which drug has a -0.285\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COC(=O)c1ccc(NC(=S)NN2CCOCC2)cc1
b.) Nc1nc2ccccc2n1CCOc1ccccc1Cl
Answer: b. Nc1nc2ccccc2n1CCOc1ccccc1Cl
{#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#}
Nc1nc2ccccc2n1CCOc1ccccc1Cl
Nc1nc2ccccc2n1CCOc1ccccc1Cl
1-[2-(2-chlorophenoxy)ethyl]benzimidazol-2-amine