Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a -19.461\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a Cc1ccc(C(=O)Nc2nc3ccccc3n2CCN2CCCC2)cc1
b COc1ccc(NC(=O)C2CSC3c4ccccc4C(=O)N23)cc1
c Cc1c(C(=O)NCC(c2ccco2)N2CCCC2)oc2ccc(Cl)cc12
Answer: a. Cc1ccc(C(=O)Nc2nc3ccccc3n2CCN2CCCC2)cc1
{#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#}
Cc1ccc(C(=O)Nc2nc3ccccc3n2CCN2CCCC2)cc1
Cc1ccc(C(=O)Nc2nc3ccccc3n2CCN2CCCC2)cc1
4-methyl-N-[1-(2-pyrrolidin-1-ylethyl)benzimidazol-2-yl]benzamide