Task: Answer the multiple choice question.
Question: Which drug exhibits a -1.923\% 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 or b without using any other words.
Options:
a) CCOc1ccccc1N1CCN(C(=O)CSc2ccc3c(c2)OCCO3)CC1
b) Cc1csc(/N=C/N(C)C)c1C#N
Answer: a. CCOc1ccccc1N1CCN(C(=O)CSc2ccc3c(c2)OCCO3)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#}
CCOc1ccccc1N1CCN(C(=O)CSc2ccc3c(c2)OCCO3)CC1
CCOc1ccccc1N1CCN(C(=O)CSc2ccc3c(c2)OCCO3)CC1
2-(2,3-dihydro-1,4-benzodioxin-6-ylsulfanyl)-1-[4-(2-ethoxyphenyl)piperazin-1-yl]ethanone