Task: Answer the MCQ question.
Question: Which compound has a 5.854\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) O=C(Cn1nnc(-c2ccccc2Cl)n1)N/N=C/c1ccc2c(c1)OCO2
b) COC(=O)[C@@H](NC(=O)c1ccccc1)[C@@H](C)O
c) CCNc1nc(Oc2ccc(C#N)cc2)cc(C(F)(F)F)n1
Answer: b. COC(=O)[C@@H](NC(=O)c1ccccc1)[C@@H](C)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#}
COC(=O)[C@@H](NC(=O)c1ccccc1)[C@@H](C)O
COC(=O)[C@@H](NC(=O)c1ccccc1)[C@@H](C)O
methyl (2S,3R)-2-benzamido-3-hydroxybutanoate