Problem statement: Answer the MCQ question.
Question: Which drug has a 4.393\% 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] C=CCNC(=O)COC(=O)COc1ccc(Cl)cc1
[b] N#C/C(=C\c1cc(O)c(O)c(O)c1)C(N)=O
Answer: b. N#C/C(=C\c1cc(O)c(O)c(O)c1)C(N)=O
{#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#}
(E)-2-cyano-3-(3,4,5-trihydroxyphenyl)prop-2-enamide