Task: Answer the multiple choice question.
Question: Which compound exhibits a 4.786\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCc1nc2sc3ccccc3c(=O)c2c(=O)n1CCOC
b. C/C(=N/OCC(=O)Nc1ccc(C)cc1C)c1cccs1
Answer: a. CCc1nc2sc3ccccc3c(=O)c2c(=O)n1CCOC
{#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#}
CCc1nc2sc3ccccc3c(=O)c2c(=O)n1CCOC
CCc1nc2sc3ccccc3c(=O)c2c(=O)n1CCOC
[C][C][C][=N][C][S][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][=Ring1][O][C][=Branch1][C][=O][N][Ring1][S][C][C][O][C]
2-ethyl-3-(2-methoxyethyl)thiochromeno[2,3-d]pyrimidine-4,5-dione