Task: Answer the multiple-choice question.
Query: Which compound exhibits a -0.423% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CCC1S/C(=N/N=C/c2ccco2)N(Cc2ccccc2C)C1=O
b: CCn1nnnc1SCC(=O)N1CCN(c2ccccc2)CC1
c: Cc1cc(Nc2ccccc2)nn1C(=O)c1ccc(Br)cc1
d: Cc1ccc(Cl)cc1N1CCN(C(=O)Cn2ccc3ccccc3c2=O)CC1
e: CCc1ccc(-c2cn3nc(-c4ccccc4)cnc3n2)cc1
Answer: e. CCc1ccc(-c2cn3nc(-c4ccccc4)cnc3n2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCc1ccc(-c2cn3nc(-c4ccccc4)cnc3n2)cc1
CCc1ccc(-c2cn3nc(-c4ccccc4)cnc3n2)cc1
6-(4-ethylphenyl)-2-phenylimidazo[1,2-b][1,2,4]triazine