Task: Answer the MCQ question.
Question: Which drug has a -4.091\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCN(CC)CCNC(=O)Cn1cnc2sc(C)c(S(=O)(=O)N3CCN(c4ncccn4)CC3)c2c1=O
b. CN1CCN(c2ccc([N+](=O)[O-])c(Sc3nncn3C)c2)CC1
c. COc1cc(OC)cc(C(=O)O/N=C(\N)c2ccncc2)c1
d. CC1(C)CC(=O)C2=C(C1)OC(N)=C(C#N)C2c1ccc2c(c1)OCO2
Answer: b. CN1CCN(c2ccc([N+](=O)[O-])c(Sc3nncn3C)c2)CC1
{#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#}
CN1CCN(c2ccc([N+](=O)[O-])c(Sc3nncn3C)c2)CC1
CN1CCN(c2ccc([N+](=O)[O-])c(Sc3nncn3C)c2)CC1
1-methyl-4-[3-[(4-methyl-1,2,4-triazol-3-yl)sulfanyl]-4-nitrophenyl]piperazine