Task: Answer the multiple choice question.
Question: Which compound has a -1.425\% 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.) CCN1C(=O)c2cccc3c(NC(=O)c4cccc(N5C(=O)CCC5=O)c4)ccc1c23
b.) ONC(=Nc1ccccc1)c1ccccc1Cl
c.) C#CCn1c(=NC(=O)c2ccc(S(=O)(=O)N3CCCc4ccccc43)cc2)sc2cc(S(N)(=O)=O)ccc21
d.) O=c1[nH][nH]c(C(F)(F)F)c1C=Nc1ccccc1
Answer: b. ONC(=Nc1ccccc1)c1ccccc1Cl
{#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#}
ONC(=Nc1ccccc1)c1ccccc1Cl
ONC(=Nc1ccccc1)c1ccccc1Cl
2-chloro-N-hydroxy-N'-phenylbenzenecarboximidamide