Task: Answer the multiple-choice question.
Question: Which compound has a -1.377\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(CSc1nncn1-c1ccccc1)Nc1ccc(F)cc1F
b: CCC(C)Nc1nnnc2c1sc1nc3c(cc12)COC(C)(C)C3
Answer: b. CCC(C)Nc1nnnc2c1sc1nc3c(cc12)COC(C)(C)C3
{#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#}
CCC(C)Nc1nnnc2c1sc1nc3c(cc12)COC(C)(C)C3
CCC(C)Nc1nnnc2c1sc1nc3c(cc12)COC(C)(C)C3
N-butan-2-yl-5,5-dimethyl-6-oxa-17-thia-2,12,13,14-tetrazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),2,8,11(16),12,14-hexaen-15-amine