Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 9.181\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=C(O)CCCC(=O)Nc1ccc(Cl)cc1
b. C/C(=N\OC(=O)c1ccc(C)cc1)c1sc(C)nc1C
Answer: a. O=C(O)CCCC(=O)Nc1ccc(Cl)cc1
{#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#}
O=C(O)CCCC(=O)Nc1ccc(Cl)cc1
O=C(O)CCCC(=O)Nc1ccc(Cl)cc1
[O][=C][Branch1][C][O][C][C][C][C][=Branch1][C][=O][N][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1]
5-(4-chloroanilino)-5-oxopentanoic acid