Task: Answer the MCQ question.
Query: Which drug has a 19.377\% 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(CSc1nnc(-c2ccc(C(F)(F)F)cn2)o1)Nc1ccccc1Cl
[b] Cc1ccc(NC(=O)COC(=O)CNC(=O)c2ccc(C)s2)cc1
Answer: a. O=C(CSc1nnc(-c2ccc(C(F)(F)F)cn2)o1)Nc1ccccc1Cl
{#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#}
O=C(CSc1nnc(-c2ccc(C(F)(F)F)cn2)o1)Nc1ccccc1Cl
O=C(CSc1nnc(-c2ccc(C(F)(F)F)cn2)o1)Nc1ccccc1Cl
N-(2-chlorophenyl)-2-[[5-[5-(trifluoromethyl)pyridin-2-yl]-1,3,4-oxadiazol-2-yl]sulfanyl]acetamide