Task: Answer the MCQ question.
Question: Which drug exhibits a 2.904\% 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. CN(CC(=O)Nc1ccc(F)c(F)c1F)C(=O)CCCc1nc2ccccc2c(=O)[nH]1
b. Cc1ccc(N2CC(C(=O)NCCS(=O)(=O)N3CCN(c4ccc(F)cc4)CC3)CC2=O)cc1
c. CCOC(=O)Cn1nc(/C=C/c2ccccc2)ccc1=O
d. O=C(COC(=O)c1ccc2c(c1)C(=O)N(CCc1ccccc1)C2=O)Nc1ccc(OC(F)F)cc1
Answer: a. CN(CC(=O)Nc1ccc(F)c(F)c1F)C(=O)CCCc1nc2ccccc2c(=O)[nH]1
{#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#}
CN(CC(=O)Nc1ccc(F)c(F)c1F)C(=O)CCCc1nc2ccccc2c(=O)[nH]1
CN(CC(=O)Nc1ccc(F)c(F)c1F)C(=O)CCCc1nc2ccccc2c(=O)[nH]1
N-methyl-4-(4-oxo-3H-quinazolin-2-yl)-N-[2-oxo-2-(2,3,4-trifluoroanilino)ethyl]butanamide