Task: Answer the MCQ question.
Question: Which drug exhibits a -56.711% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCn1c2c(c3cc(Cl)ccc31)CCCC2=O
b. CCCCOc1ccccc1N1CCN(CCCN2C(=O)C3CCCN3C2=O)CC1.Cl
Answer: b. CCCCOc1ccccc1N1CCN(CCCN2C(=O)C3CCCN3C2=O)CC1.Cl
{#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#}
CCCCOc1ccccc1N1CCN(CCCN2C(=O)C3CCCN3C2=O)CC1.Cl
CCCCOc1ccccc1N1CCN(CCCN2C(=O)C3CCCN3C2=O)CC1.Cl
2-[3-[4-(2-butoxyphenyl)piperazin-1-yl]propyl]-5,6,7,7a-tetrahydropyrrolo[1,2-c]imidazole-1,3-dione;hydrochloride