Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 5.490% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCOC(=O)C1SC2(C(F)(F)F)CC1(O)c1c(C)cc(C)nc1O2
(b) CCc1ccc(-c2csc3[n+]2CCN3C(C)=O)cc1.[Br-]
Answer: a. CCOC(=O)C1SC2(C(F)(F)F)CC1(O)c1c(C)cc(C)nc1O2
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)C1SC2(C(F)(F)F)CC1(O)c1c(C)cc(C)nc1O2
CCOC(=O)C1SC2(C(F)(F)F)CC1(O)c1c(C)cc(C)nc1O2
ethyl 1-hydroxy-3,5-dimethyl-9-(trifluoromethyl)-8-oxa-10-thia-6-azatricyclo[7.2.1.02,7]dodeca-2(7),3,5-triene-11-carboxylate