Task: Answer the MCQ question.
Query: Which compound has a -15.660\% 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: Cc1cccc(NC(=O)NCc2cccnc2)c1C
b: CCN(CC)CCNC(=O)c1[nH]c2ccc(OCc3ccccc3)cc2c1C
c: Cc1ccc2c(c1)sc1nc(=O)n(-c3ccccc3)c(=O)n12
d: Cc1cc(C(=O)NNC(=O)c2cccs2)nn1C(C)(C)C
Answer: a. Cc1cccc(NC(=O)NCc2cccnc2)c1C
{#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#}
Cc1cccc(NC(=O)NCc2cccnc2)c1C
Cc1cccc(NC(=O)NCc2cccnc2)c1C
1-(2,3-dimethylphenyl)-3-(pyridin-3-ylmethyl)urea