Task: Answer the multiple-choice question.
Question: Which compound exhibits a 30.531% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: Fc1ccc(C2Nc3cccc4cccc(c34)N2)cc1
b: O=C(c1sccc1-c1ccccc1)N1CCN(S(=O)(=O)c2ccccc2)CC1
Answer: a. Fc1ccc(C2Nc3cccc4cccc(c34)N2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Fc1ccc(C2Nc3cccc4cccc(c34)N2)cc1
Fc1ccc(C2Nc3cccc4cccc(c34)N2)cc1
2-(4-fluorophenyl)-2,3-dihydro-1H-perimidine