Problem statement: Answer the MCQ question.
Query: Which compound has a 16.596\% 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) CCn1c(CN2CCN(CCO)CC2)nc2ccccc21
(b) CC(=N)C1=C(O)CC(c2ccccc2)CC1=O
(c) COc1ccccc1N1CCN(C(c2ccccn2)c2nnnn2C2CCCCC2)CC1
(d) Cc1nc(-c2ccccc2)sc1C(=O)CSc1ccc(Cl)cc1
Answer: b. CC(=N)C1=C(O)CC(c2ccccc2)CC1=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#}
CC(=N)C1=C(O)CC(c2ccccc2)CC1=O
CC(=N)C1=C(O)CC(c2ccccc2)CC1=O
2-ethanimidoyl-3-hydroxy-5-phenylcyclohex-2-en-1-one