Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -9.286\% human ether-à-go-go related gene (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 CCOC(=O)N1CCC(=NNC(=O)COc2ccc(OC)cc2)CC1
b O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1ccc(Cl)cc1
c N#Cc1ccccc1CSCCNC(=O)Cc1c(F)cccc1Cl
d Cc1cccc(NC(=O)NC2CC3CCC(C2)N3Cc2ccco2)c1
Answer: b. O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1ccc(Cl)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#}
O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1ccc(Cl)cc1
O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1ccc(Cl)cc1
4-chloro-N-[2-(4-nitroanilino)ethyl]benzamide