Task: Answer the MCQ question.
Query: Which drug has a 1.064\% 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. Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)NC1C(=O)N2C1SC(C)(C)C2C(=O)[O-].[Na+]
b. CCN(CC)CCN=C1CCCc2ccccc2N1
c. Cc1cc(C)cc(NC(=O)C(=O)NCCCN2CCOCC2)c1
d. COc1cc(NC(=O)CN2C(=O)C(=O)N(C3CCCC3)C2=O)cc(OC)c1
Answer: b. CCN(CC)CCN=C1CCCc2ccccc2N1
{#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(CC)CCN=C1CCCc2ccccc2N1
CCN(CC)CCN=C1CCCc2ccccc2N1
N,N-diethyl-2-(1,3,4,5-tetrahydro-1-benzazepin-2-ylideneamino)ethanamine