Task: Answer the MCQ question.
Question: Which drug exhibits a 7.563\% 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 other words.
Options:
[a] CN(C)c1ccc(C=C(C#N)C#N)cc1
[b] CC(Cc1ccccc1)NC(=O)CSc1nc2nc3c(cc2c(=O)n1-c1ccccc1)COC(C)(C)C3
Answer: a. CN(C)c1ccc(C=C(C#N)C#N)cc1
{#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#}
CN(C)c1ccc(C=C(C#N)C#N)cc1
CN(C)c1ccc(C=C(C#N)C#N)cc1
[C][N][Branch1][C][C][C][=C][C][=C][Branch1][=Branch2][C][=C][Branch1][Ring1][C][#N][C][#N][C][=C][Ring1][N]
2-[[4-(dimethylamino)phenyl]methylidene]propanedinitrile