Task: Answer the multiple-choice question.
Query: Which drug exhibits a 12.279\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] c1ccc2sc(N3CCNCC3)nc2c1
[b] CC(C)Oc1ccc(C(=O)Nc2ccc(C(F)(F)F)n(C)c2=O)cc1
[c] NS(=O)(=O)c1cccc(NC(=S)NCc2ccc3c(c2)OCO3)c1
Answer: a. c1ccc2sc(N3CCNCC3)nc2c1
{#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#}
c1ccc2sc(N3CCNCC3)nc2c1
c1ccc2sc(N3CCNCC3)nc2c1
2-piperazin-1-yl-1,3-benzothiazole