Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 18.876\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) CCOc1ccc(C(CC(=O)O)NC(=O)COc2ccccc2)cc1OC
(b) CC(NC(=O)c1cc2sccc2n1C)c1ccc2c(c1)OCCO2
(c) Nc1ncnc2nc(SCc3ccccc3)[nH]c12
(d) CCCCn1nc(C(=O)O)ccc1=O
(e) CC1CCC(NC(=O)c2nn(C)c3c2CS(=O)(=O)c2ccccc2-3)CC1
Answer: d. CCCCn1nc(C(=O)O)ccc1=O
{#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#}
CCCCn1nc(C(=O)O)ccc1=O
CCCCn1nc(C(=O)O)ccc1=O
[C][C][C][C][N][N][=C][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=C][C][Ring1][=Branch2][=O]
2-butyl-3-oxopyridazine-6-carboxylicacid