Problem statement: Answer the multiple choice question.
Question: Which drug has a 0.268\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1cccc(NC(=S)N2CCC(N(C)CC3CCCO3)CC2)c1
(b) CC1CN(C(c2ccco2)c2sc3ncnn3c2O)CC(C)O1
Answer: b. CC1CN(C(c2ccco2)c2sc3ncnn3c2O)CC(C)O1
{#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#}
CC1CN(C(c2ccco2)c2sc3ncnn3c2O)CC(C)O1
CC1CN(C(c2ccco2)c2sc3ncnn3c2O)CC(C)O1
5-[(2,6-dimethylmorpholin-4-yl)-(furan-2-yl)methyl]-[1,3]thiazolo[3,2-b][1,2,4]triazol-6-ol