Problem statement: Answer the MCQ question.
Question: Which compound has a -42.707\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCCCN(CCCC)CC(O)Cn1c2ccccc2c(=O)c2ccccc21
b. CC(C)Cc1ccc(CN2CCCC(NC(=O)CCN3CCOCC3)C2)cc1
c. O=C(CCC1CCCN(Cc2ccc3c(c2)OCCO3)C1)NCc1ccccc1F
d. CCOC(=O)C1CCCN(C(=O)c2cc(-c3ccc(OCC)cc3)nc3ccccc23)C1
Answer: a. CCCCN(CCCC)CC(O)Cn1c2ccccc2c(=O)c2ccccc21
{#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#}
CCCCN(CCCC)CC(O)Cn1c2ccccc2c(=O)c2ccccc21
CCCCN(CCCC)CC(O)Cn1c2ccccc2c(=O)c2ccccc21
10-[3-(dibutylamino)-2-hydroxypropyl]acridin-9-one