Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 8.363\% 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) Cc1ccc(/C=C/c2nc3ccccc3s2)s1
(b) CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1cccc(OC)c1
Answer: b. CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1cccc(OC)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#}
CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1cccc(OC)c1
CCOC(=O)C1=C(C)N(CCCC(=O)O)C(=O)NC1c1cccc(OC)c1
4-[5-ethoxycarbonyl-6-(3-methoxyphenyl)-4-methyl-2-oxo-1,6-dihydropyrimidin-3-yl]butanoic acid