Task: Answer the multiple choice question.
Query: Which compound has a 4.186\% 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: Cc1ccccc1C(=O)Nc1cccc(NC(=O)c2ccc(F)cc2)c1
b: CC1(C2CC2)NC(=O)N(CC(=O)Nc2ccc(C(F)(F)F)cc2)C1=O
c: O=C(NCc1cccnc1)c1cc(-c2ccc(Cl)cc2)oc1C(F)(F)F
d: COCCCNC(=O)CC1Oc2ccccc2NC1=O
Answer: d. COCCCNC(=O)CC1Oc2ccccc2NC1=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#}
COCCCNC(=O)CC1Oc2ccccc2NC1=O
COCCCNC(=O)CC1Oc2ccccc2NC1=O
N-(3-methoxypropyl)-2-(3-oxo-4H-1,4-benzoxazin-2-yl)acetamide