Task: Answer the MCQ question.
Question: Which compound exhibits a 18.922\% 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) CCOc1ccccc1NC(=O)/C(C#N)=C/c1cccnc1
(b) N#CCC(=O)N/N=C/c1cn(Cc2ccc3ccccc3c2)c2ccccc12
Answer: b. N#CCC(=O)N/N=C/c1cn(Cc2ccc3ccccc3c2)c2ccccc12
{#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#}
N#CCC(=O)N/N=C/c1cn(Cc2ccc3ccccc3c2)c2ccccc12
N#CCC(=O)N/N=C/c1cn(Cc2ccc3ccccc3c2)c2ccccc12
2-cyano-N-[(E)-[1-(naphthalen-2-ylmethyl)indol-3-yl]methylideneamino]acetamide