Task: Answer the multiple-choice question.
Question: Which drug exhibits a 15.782\% 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 additional words.
Options:
[a] CCN1CCN(c2nc(Nc3cccc(F)c3)nc(N)c2[N+](=O)[O-])CC1
[b] C[C@@H](NC(=O)c1nc[nH]c1C(=O)NCc1ccccc1)c1ccccc1
[c] O=C1[C@H]2CC3CCC2(O3)[C@@H]2OCCCN12
[d] CCc1ccc(C(=O)Nc2nc(C)cs2)s1
[e] N#CC1(NC(=O)CSc2nc3ncc(Cl)cc3[nH]2)CCCCC1
Answer: b. C[C@@H](NC(=O)c1nc[nH]c1C(=O)NCc1ccccc1)c1ccccc1
{#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@@H](NC(=O)c1nc[nH]c1C(=O)NCc1ccccc1)c1ccccc1
C[C@@H](NC(=O)c1nc[nH]c1C(=O)NCc1ccccc1)c1ccccc1
5-N-benzyl-4-N-[(1R)-1-phenylethyl]-1H-imidazole-4,5-dicarboxamide