Task: Answer the MCQ question.
Question: Which drug exhibits a 2.356\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOC(=O)Nc1nnc(/C=C/c2ccc(OC)cc2)s1
(b) CCCn1c(SCC(=O)Nc2nc3c(s2)CCCC3)nc2c1c(=O)n(C)c(=O)n2C
Answer: a. CCOC(=O)Nc1nnc(/C=C/c2ccc(OC)cc2)s1
{#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)Nc1nnc(/C=C/c2ccc(OC)cc2)s1
CCOC(=O)Nc1nnc(/C=C/c2ccc(OC)cc2)s1
ethyl N-[5-[(E)-2-(4-methoxyphenyl)ethenyl]-1,3,4-thiadiazol-2-yl]carbamate