Task: Answer the MCQ question.
Question: Which drug exhibits a 13.426\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) O=C(COC(=O)c1cncc(Br)c1)Nc1nnc(-c2ccccc2)o1
b) CCOC(=O)c1c(-c2ccc(OC)cc2)csc1NC(=O)C1CCCO1
Answer: b. CCOC(=O)c1c(-c2ccc(OC)cc2)csc1NC(=O)C1CCCO1
{#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)c1c(-c2ccc(OC)cc2)csc1NC(=O)C1CCCO1
CCOC(=O)c1c(-c2ccc(OC)cc2)csc1NC(=O)C1CCCO1
ethyl 4-(4-methoxyphenyl)-2-(oxolane-2-carbonylamino)thiophene-3-carboxylate