Task: Answer the MCQ question.
Query: Which compound exhibits a 20.910\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCNC(=O)COc1cc(C)c(Cl)c(C)c1
b. COc1cc(/C=C(\C#N)c2[nH]nc(N)c2C#N)cc(OC)c1O
c. COc1cc(CNCCN(C)C)c(Br)cc1OCC(=O)NCc1ccccc1
d. COC(=O)CCC(=O)OC1(C)C(=O)C=C2C=C(C3CC3)N(C3CCCCC3)C=C2C1=O
Answer: b. COc1cc(/C=C(\C#N)c2[nH]nc(N)c2C#N)cc(OC)c1O
{#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#}
3-amino-5-[(Z)-1-cyano-2-(4-hydroxy-3,5-dimethoxyphenyl)ethenyl]-1H-pyrazole-4-carbonitrile