Task: Answer the MCQ question.
Query: Which compound exhibits a 7.518\% 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) COc1ccc(-c2cc(C(=O)Nc3cc(S(=O)(=O)N4CCOCC4)ccc3N3CCOCC3)c3ccccc3n2)cc1
(b) CCOC(=O)COc1cccc2c(=O)n(CC(=O)N3CCN(C(=O)OCC)CC3)ccc12
Answer: b. CCOC(=O)COc1cccc2c(=O)n(CC(=O)N3CCN(C(=O)OCC)CC3)ccc12
{#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)COc1cccc2c(=O)n(CC(=O)N3CCN(C(=O)OCC)CC3)ccc12
CCOC(=O)COc1cccc2c(=O)n(CC(=O)N3CCN(C(=O)OCC)CC3)ccc12
ethyl 4-[2-[5-(2-ethoxy-2-oxoethoxy)-1-oxoisoquinolin-2-yl]acetyl]piperazine-1-carboxylate