Task: Answer the multiple choice question.
Query: Which compound has a -1.879\% 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. O=C(C(=O)N1CCc2ccccc2C1)c1c[nH]c2ccccc12
b. Cc1cccc(NC(=O)C2C3CCCCC32)c1
c. Cc1[nH]c2ccccc2c1C1=CN2CCS(=O)(=O)N=C2S1
d. CN1CCCC(OC(=O)c2ccccc2Cl)C1.Cl
Answer: d. CN1CCCC(OC(=O)c2ccccc2Cl)C1.Cl
{#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#}
CN1CCCC(OC(=O)c2ccccc2Cl)C1.Cl
CN1CCCC(OC(=O)c2ccccc2Cl)C1.Cl
(1-methylpiperidin-3-yl) 2-chlorobenzoate;hydrochloride