Task: Answer the MCQ question.
Query: Which compound exhibits a 18.599\% 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] O=C(CSc1nnc(SCc2ccc(Cl)cc2)s1)N1CCN(C(=O)c2ccco2)CC1
[b] Brc1cccc(OCCN2CCCCC2)c1.O=C(O)C(=O)O
[c] O=C(C[n+]1cccc(O)c1)NCc1ccc(Cl)cc1.[Cl-]
[d] CC(C)(C)NC(=O)C(c1ccc(O)cc1)N(C(=O)CCC(=O)Nc1nccs1)c1ccccc1F
Answer: c. O=C(C[n+]1cccc(O)c1)NCc1ccc(Cl)cc1.[Cl-]
{#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#}
O=C(C[n+]1cccc(O)c1)NCc1ccc(Cl)cc1.[Cl-]
O=C(C[n+]1cccc(O)c1)NCc1ccc(Cl)cc1.[Cl-]
N-[(4-chlorophenyl)methyl]-2-(3-hydroxypyridin-1-ium-1-yl)acetamide;chloride