Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 19.078\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) COc1ccc(C(=O)N2CCC(C(=O)Nc3ccc(C)cc3)CC2)cc1
b) CCn1c2c(c(C)cc1=O)C(=O)CC(C)(C)C2
c) CCCc1ccc(S(=O)(=O)N2CCN(C(C)C(=O)NCc3ccc(OC)cc3)CC2)cc1
Answer: b. CCn1c2c(c(C)cc1=O)C(=O)CC(C)(C)C2
{#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#}
CCn1c2c(c(C)cc1=O)C(=O)CC(C)(C)C2
CCn1c2c(c(C)cc1=O)C(=O)CC(C)(C)C2
1-ethyl-4,7,7-trimethyl-6,8-dihydroquinoline-2,5-dione