Task: Answer the MCQ question.
Query: Which compound has a -0.647\% 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 Cn1c(=O)c2[nH]c(N3CCOCC3)nc2n(-c2ccccc2)c1=O
b COc1ccc(C2C(C#N)=C(/N=C/N3CCOCC3)OC3=C2C(=O)CC(C)(C)C3)cc1OC
c CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C(=O)c2cc(C)nc(C)n2)CC1
Answer: c. CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C(=O)c2cc(C)nc(C)n2)CC1
{#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#}
CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C(=O)c2cc(C)nc(C)n2)CC1
CCOC(=O)C1(Cc2ccc(Cl)cc2)CCN(C(=O)c2cc(C)nc(C)n2)CC1
ethyl 4-[(4-chlorophenyl)methyl]-1-(2,6-dimethylpyrimidine-4-carbonyl)piperidine-4-carboxylate