Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 4.285\% 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, b, c, or d without using any other words.
Options:
[a] Cc1[nH]n(-c2ncc(-c3ccccc3)s2)c(=O)c1C(c1ccc(Br)cc1)C(C#N)C#N
[b] CNC(=S)N(Cc1cccs1)Cc1cc2cc(OC)c(OC)cc2[nH]c1=O
[c] CCOC(=O)C1(CCc2ccccc2)CCN(Cc2ccc(O)cc2)CC1
[d] CC(C)NC(=O)c1ccccc1NC(=O)CCc1ccccc1
Answer: a. Cc1[nH]n(-c2ncc(-c3ccccc3)s2)c(=O)c1C(c1ccc(Br)cc1)C(C#N)C#N
{#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#}
Cc1[nH]n(-c2ncc(-c3ccccc3)s2)c(=O)c1C(c1ccc(Br)cc1)C(C#N)C#N
Cc1[nH]n(-c2ncc(-c3ccccc3)s2)c(=O)c1C(c1ccc(Br)cc1)C(C#N)C#N
2-[(4-bromophenyl)-[5-methyl-3-oxo-2-(5-phenyl-1,3-thiazol-2-yl)-1H-pyrazol-4-yl]methyl]propanedinitrile