Task: Answer the multiple-choice question.
Question: Which drug exhibits a 13.268\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) COc1ccc(N(CC(=O)NCc2ccco2)S(C)(=O)=O)c(OC)c1
(b) OCC1(C2=NOC(O)(C(F)(F)F)C2)CCCCC1
(c) CC(C)(C)c1ccc(-c2nnc(SCCN3C(=O)c4ccccc4C3=O)o2)cc1
(d) COc1cccc(NC(=S)NC(=O)c2c(Cl)c(C)nn2C)c1
Answer: b. OCC1(C2=NOC(O)(C(F)(F)F)C2)CCCCC1
{#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#}
OCC1(C2=NOC(O)(C(F)(F)F)C2)CCCCC1
OCC1(C2=NOC(O)(C(F)(F)F)C2)CCCCC1
3-[1-(hydroxymethyl)cyclohexyl]-5-(trifluoromethyl)-4H-1,2-oxazol-5-ol