Task: Answer the multiple choice question.
Query: Which drug exhibits a -19.987% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) Cc1cc(C)nc(N2N=C(C(F)(F)F)CC2=O)n1
b) O=C(CCN1C(=O)C2C3CCC(C3)C2C1=O)OCC(=O)c1cccc([N+](=O)[O-])c1
c) COCCn1c(=NC(=O)CCS(=O)(=O)c2ccccc2)sc2c(OC)ccc(OC)c21
d) CCN1CCN(c2ccc(NC(=O)C(C)C)cc2Cl)CC1
Answer: d. CCN1CCN(c2ccc(NC(=O)C(C)C)cc2Cl)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN1CCN(c2ccc(NC(=O)C(C)C)cc2Cl)CC1
CCN1CCN(c2ccc(NC(=O)C(C)C)cc2Cl)CC1
N-[3-chloro-4-(4-ethyl-1,4-diazinan-1-yl)phenyl]-2-methylpropanamide