Task: Answer the multiple-choice question.
Question: Which compound has a 2.507% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCOc1ccc(C(=O)NCC(=O)N2CCC3(CC2)NCCc2[nH]cnc23)cc1
b: CC(C#N)(NC(=O)CN1CCN(S(=O)(=O)c2ccccc2C#N)CC1)C1CC1
c: CN(Cc1ccco1)C(=O)c1ccc(S(=O)(=O)N2CCCCCC2)cc1
d: CC1(C)CC(NC(=O)C23CCC(C)(C2Br)C3(C)C)CC(C)(C)N1
Answer: b. CC(C#N)(NC(=O)CN1CCN(S(=O)(=O)c2ccccc2C#N)CC1)C1CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC(C#N)(NC(=O)CN1CCN(S(=O)(=O)c2ccccc2C#N)CC1)C1CC1
CC(C#N)(NC(=O)CN1CCN(S(=O)(=O)c2ccccc2C#N)CC1)C1CC1
N-(1-cyano-1-cyclopropylethyl)-2-[4-(2-cyanophenyl)sulfonylpiperazin-1-yl]acetamide