Task: Answer the MCQ question.
Query: Which compound has a -4.004\% 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 other words.
Options:
a. COc1ccccc1CCNC1CCC(C(C)(C)C)CC1
b. COCCN(C(=O)Cn1nnc2ccccc21)C(C(=O)NC1CCCCC1)c1ccc(OC)cc1OC
c. Cc1c(C(=O)O)cccc1N1C(=O)Nc2ccccc2N1O
d. c1cncc(CSc2ccc(-c3cccnc3)nn2)c1
Answer: a. COc1ccccc1CCNC1CCC(C(C)(C)C)CC1
{#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#}
COc1ccccc1CCNC1CCC(C(C)(C)C)CC1
COc1ccccc1CCNC1CCC(C(C)(C)C)CC1
4-tert-butyl-N-[2-(2-methoxyphenyl)ethyl]cyclohexan-1-amine