Task: Answer the multiple choice question.
Question: Which compound has a -1.976\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CN1CCN(c2nc(-c3ccc(Cl)cc3)cc(=O)[nH]2)CC1
b. CC(=O)N1CCN(C(=O)c2c(-c3ccccc3)noc2C)CC1
c. CC1=NC(C#N)=C(C#N)NC(c2ccc(Cl)cc2)C1
d. CCC(C)n1ncn(-c2ccc(N3CCN(c4ccc(OC)cc4)CC3)cc2)c1=O
Answer: b. CC(=O)N1CCN(C(=O)c2c(-c3ccccc3)noc2C)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#}
CC(=O)N1CCN(C(=O)c2c(-c3ccccc3)noc2C)CC1
CC(=O)N1CCN(C(=O)c2c(-c3ccccc3)noc2C)CC1
1-[4-(5-methyl-3-phenyl-1,2-oxazole-4-carbonyl)piperazin-1-yl]ethanone