Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a -12.561\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) Cc1cccc(CC(=O)NCC2CCCCC2)c1
b) COC(=O)CSc1nnc(-c2cccnc2)n1-c1cc(OC)cc(OC)c1
Answer: b. COC(=O)CSc1nnc(-c2cccnc2)n1-c1cc(OC)cc(OC)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#}
COC(=O)CSc1nnc(-c2cccnc2)n1-c1cc(OC)cc(OC)c1
COC(=O)CSc1nnc(-c2cccnc2)n1-c1cc(OC)cc(OC)c1
methyl2-[[4-(3,5-dimethoxyphenyl)-5-pyridin-3-yl-1,2,4-triazol-3-yl]sulfanyl]acetate