Task: Answer the MCQ question.
Question: Which drug has a 3.239\% 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 additional words.
Options:
a Cc1ccc(NC(=O)COC(=O)C2=COCCO2)c([N+](=O)[O-])c1
b CCN(CC)CCNC(=O)C1(O)c2cc(Br)ccc2NC(=O)N1c1ccccc1
c C[N+](C)(C)C[C@H](O)CC(=O)[O-]
d NC(=O)C(CCC(=O)c1ccc(Br)cc1)S(=O)(=O)c1ccccc1
Answer: c. C[N+](C)(C)C[C@H](O)CC(=O)[O-]
{#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[N+](C)(C)C[C@H](O)CC(=O)[O-]
C[N+](C)(C)C[C@H](O)CC(=O)[O-]
(3R)-3-hydroxy-4-(trimethylazaniumyl)butanoate