Task: Answer the multiple choice question.
Query: Which drug has a -13.929\% 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) Oc1c(CN2CCN(c3ccccc3)CC2)cc(Br)c2cccnc12
b) CCN(Cc1ccncc1)C(=O)C1CCC(=O)N(Cc2ccc(Cl)cc2)C1
c) COC(=O)c1ccc(SC)cn1
d) COc1ccc(-n2cnnc2SCc2cnc(-c3ccccc3)s2)cc1
Answer: b. CCN(Cc1ccncc1)C(=O)C1CCC(=O)N(Cc2ccc(Cl)cc2)C1
{#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#}
CCN(Cc1ccncc1)C(=O)C1CCC(=O)N(Cc2ccc(Cl)cc2)C1
CCN(Cc1ccncc1)C(=O)C1CCC(=O)N(Cc2ccc(Cl)cc2)C1
1-[(4-chlorophenyl)methyl]-N-ethyl-6-oxo-N-(pyridin-4-ylmethyl)piperidine-3-carboxamide