Task: Answer the multiple-choice question.
Question: Which compound exhibits a 16.547\% 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) C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)C([C@@H](C)CC)n3cc(C(N)COC(=O)C(F)(F)F)nn3)CC2)nc(N2CCN(C(=O)[C@H](CCCCN)n3cc(C(N)CC(C)C)nn3)CC2)n1.Cl
b) CCC(=O)Nc1c(C#N)c2nc3ccccc3nc2n1C1CCCCC1
c) Cn1c(=O)c2c(nc3sccn32)n(C)c1=O
d) CCS(=O)(=O)N1CCC(C(=O)Oc2ccc(C(=O)OC)cc2)CC1
Answer: b. CCC(=O)Nc1c(C#N)c2nc3ccccc3nc2n1C1CCCCC1
{#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#}
CCC(=O)Nc1c(C#N)c2nc3ccccc3nc2n1C1CCCCC1
CCC(=O)Nc1c(C#N)c2nc3ccccc3nc2n1C1CCCCC1
N-(3-cyano-1-cyclohexylpyrrolo[3,2-b]quinoxalin-2-yl)propanamide