Task: Answer the MCQ question.
Question: Which drug exhibits a -2.017\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCN(C(=O)c1cc2c(=O)n3ccccc3nc2s1)C1CCCCC1
b. CCc1nc2ccc(C(=O)N3CCN(c4ccccc4)CC3)cc2nc1CC
Answer: a. CCN(C(=O)c1cc2c(=O)n3ccccc3nc2s1)C1CCCCC1
{#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#}
CCN(C(=O)c1cc2c(=O)n3ccccc3nc2s1)C1CCCCC1
CCN(C(=O)c1cc2c(=O)n3ccccc3nc2s1)C1CCCCC1
N-cyclohexyl-N-ethyl-2-oxo-6-thia-1,8-diazatricyclo[7.4.0.03,7]trideca-3(7),4,8,10,12-pentaene-5-carboxamide