Task: Answer the multiple choice question.
Query: Which drug exhibits a -0.904\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a O=c1[nH]cc(NCCN2CCN(c3ncc(C(F)(F)F)cc3Cl)CC2)c(=O)[nH]1
b CNC(=S)NCCCc1ccccc1
c Cc1nc2c([nH]c3ccccc32)c(=O)n1N
Answer: b. CNC(=S)NCCCc1ccccc1
{#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#}
CNC(=S)NCCCc1ccccc1
CNC(=S)NCCCc1ccccc1
1-methyl-3-(3-phenylpropyl)thiourea