Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 16.197\% 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. CCn1c(O)c(C(=O)CC2NCCc3ccccc32)c(=O)n(CC)c1=S
b. CCC(C)(C)n1nnnc1C(c1ccncc1)N1CCC(Cc2ccccc2)CC1
Answer: a. CCn1c(O)c(C(=O)CC2NCCc3ccccc32)c(=O)n(CC)c1=S
{#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#}
CCn1c(O)c(C(=O)CC2NCCc3ccccc32)c(=O)n(CC)c1=S
CCn1c(O)c(C(=O)CC2NCCc3ccccc32)c(=O)n(CC)c1=S
1,3-diethyl-6-hydroxy-2-sulfanylidene-5-[2-(1,2,3,4-tetrahydroisoquinolin-1-yl)acetyl]pyrimidin-4-one