Task: Answer the multiple-choice question.
Query: Which compound exhibits a 16.406\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] C=C(C)C1CC=C(C)/C(=N/Nc2ccccc2[N+](=O)[O-])C1
[b] Cc1ccc(C(=O)NNC(=O)c2ccc(NS(=O)(=O)c3cccs3)cc2)o1
[c] O=[N+]([O-])c1ccc2[nH]c3c(c2c1)CCCC3
[d] NC(=O)CCS(=O)(=O)CCN1CCN(S(=O)(=O)c2ccc3c(c2)CCC3)CC1
[e] O=C(OCC1OC(n2cnc3c(N(C(=O)c4ccccc4)C(=O)c4ccccc4)ncnc32)C(O)C1F)c1ccccc1
Answer: a. C=C(C)C1CC=C(C)/C(=N/Nc2ccccc2[N+](=O)[O-])C1
{#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#}
C=C(C)C1CC=C(C)/C(=N/Nc2ccccc2[N+](=O)[O-])C1
C=C(C)C1CC=C(C)/C(=N/Nc2ccccc2[N+](=O)[O-])C1
N-[(E)-(2-methyl-5-prop-1-en-2-ylcyclohex-2-en-1-ylidene)amino]-2-nitroaniline