Task: Answer the multiple choice question.
Question: Which compound has a 1.844\% 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) CCCCc1[nH]nc2c1C1(C(=O)N(CC)c3ccccc31)C(C#N)=C(N)O2
(b) FC(F)(F)c1nnc2c(Sc3ccccc3)nc3ccccc3n12
(c) Oc1c(-c2cc(-c3ccco3)[nH]n2)ccc2ccccc12
(d) COc1ccc2c(-c3ccccc3)cc(SCC(=O)N(C)C)nc2c1
Answer: a. CCCCc1[nH]nc2c1C1(C(=O)N(CC)c3ccccc31)C(C#N)=C(N)O2
{#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#}
CCCCc1[nH]nc2c1C1(C(=O)N(CC)c3ccccc31)C(C#N)=C(N)O2
CCCCc1[nH]nc2c1C1(C(=O)N(CC)c3ccccc31)C(C#N)=C(N)O2
6-amino-3-butyl-1'-ethyl-2'-oxospiro[2H-pyrano[2,3-c]pyrazole-4,3'-indole]-5-carbonitrile