Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 4.338\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: Cc1cccc(C(=O)NCc2nnc(SC(C)C(=O)Nc3nnc(C)s3)n2C)c1
b: CO/N=C(\N)c1nonc1N
c: COCCN1CCN(Cc2cn(C)nc2-c2cccc(Cl)c2)CC1
d: CCOC(=O)c1cnc2c(OC)cccc2c1N1CCN(c2ccc(OC)cc2)CC1
e: CCCNC(=O)CSc1ccc(S(=O)(=O)N2CCCC2)cn1
Answer: b. CO/N=C(\N)c1nonc1N
{#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#}
CO/N=C(\N)c1nonc1N
CO/N=C(\N)c1nonc1N
4-amino-N'-methoxy-1,2,5-oxadiazole-3-carboximidamide