Task: Answer the multiple choice question.
Query: Which compound exhibits a 20.651\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CN(C)CCNC(=O)Nc1ccc(F)cc1F
b CCOC(=O)c1cc(C#N)c(N2CCCC2)nc1-c1ccccc1
c O=C(C1CCN(S(=O)(=O)c2ccc(F)cc2)CC1)N1CC=C(c2ccccc2)CC1
d Cn1ncc(Cl)c1C(=O)N/N=C/c1cccc(OC2CSC2)c1
Answer: a. CN(C)CCNC(=O)Nc1ccc(F)cc1F
{#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#}
CN(C)CCNC(=O)Nc1ccc(F)cc1F
CN(C)CCNC(=O)Nc1ccc(F)cc1F
1-(2,4-difluorophenyl)-3-[2-(dimethylamino)ethyl]urea