Task: Answer the multiple choice question.
Query: Which compound exhibits a 1.729\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. C/C(=N\NC(=S)NCc1ccccc1)c1ccc2c(c1)OCCO2
b. Cc1ccccc1NC(=O)Cn1c(=O)n(C)c2ccccc21
c. COC/C=C/C1=CC2=CC(=O)C(C)(OC(=O)c3cnc4ccccc4n3)C(=O)C2=CN1Cc1ccccc1
d. O=C(c1ccc(Oc2ccc(C(F)(F)F)cc2[N+](=O)[O-])cc1)N1CCOCC1
Answer: b. Cc1ccccc1NC(=O)Cn1c(=O)n(C)c2ccccc21
{#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#}
Cc1ccccc1NC(=O)Cn1c(=O)n(C)c2ccccc21
Cc1ccccc1NC(=O)Cn1c(=O)n(C)c2ccccc21
2-(3-methyl-2-oxobenzimidazol-1-yl)-N-(2-methylphenyl)acetamide