Problem statement: Answer the MCQ question.
Query: Which drug has a 2.771\% 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) CCCN(CC(=O)Nc1ccccc1C)C(=O)c1oc2ccc(OCC)cc2c1C
b) COC(=O)c1ccc(C2c3c(oc4ccc(F)cc4c3=O)C(=O)N2CCO)cc1
Answer: a. CCCN(CC(=O)Nc1ccccc1C)C(=O)c1oc2ccc(OCC)cc2c1C
{#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#}
CCCN(CC(=O)Nc1ccccc1C)C(=O)c1oc2ccc(OCC)cc2c1C
CCCN(CC(=O)Nc1ccccc1C)C(=O)c1oc2ccc(OCC)cc2c1C
5-ethoxy-3-methyl-N-[2-(2-methylanilino)-2-oxoethyl]-N-propyl-1-benzofuran-2-carboxamide