Task: Answer the multiple-choice question.
Query: Which compound exhibits a -78.510\% human ether-à-go-go related gene (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 CC(=O)Nc1ccc(Cl)c(C(N)=O)c1
b O=C(CCCN1C(=O)C2CCCCN2C1=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
c CC(=O)Nc1ccc(NS(=O)(=O)C(F)(F)F)cc1
Answer: b. O=C(CCCN1C(=O)C2CCCCN2C1=O)N1CCN(c2ccc([N+](=O)[O-])cc2)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(CCCN1C(=O)C2CCCCN2C1=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
O=C(CCCN1C(=O)C2CCCCN2C1=O)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
2-[4-[4-(4-nitrophenyl)piperazin-1-yl]-4-oxobutyl]-6,7,8,8a-tetrahydro-5H-imidazo[1,5-a]pyridine-1,3-dione