Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -6.323\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. CCN(Cc1ccccc1)C(=O)CC1Oc2ccccc2NC1=O
b. Br.CCCCC1(C(=O)OCC)CC(CSC(=N)N)OC1=O
c. CCCNC(=O)Nc1ccc(NC(C)=O)cc1
d. CNC(=S)Nc1cccc(-c2cnc3ccccc3n2)c1
e. NC(N)=Nc1nc(-c2ccccc2)c2ccccc2n1
Answer: a. CCN(Cc1ccccc1)C(=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#}
CCN(Cc1ccccc1)C(=O)CC1Oc2ccccc2NC1=O
CCN(Cc1ccccc1)C(=O)CC1Oc2ccccc2NC1=O
N-benzyl-N-ethyl-2-(3-oxo-4H-1,4-benzoxazin-2-yl)acetamide