Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 6.763\% 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 additional words.
Options:
(a) Cc1ccccc1OCC(=O)OCC(=O)NCC1CCCO1
(b) CCc1cccc2c(C(=O)COC(=O)c3cnc(C)cn3)c[nH]c12
Answer: b. CCc1cccc2c(C(=O)COC(=O)c3cnc(C)cn3)c[nH]c12
{#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#}
CCc1cccc2c(C(=O)COC(=O)c3cnc(C)cn3)c[nH]c12
CCc1cccc2c(C(=O)COC(=O)c3cnc(C)cn3)c[nH]c12
[2-(7-ethyl-1H-indol-3-yl)-2-oxoethyl] 5-methylpyrazine-2-carboxylate