Task: Answer the multiple choice question.
Query: Which compound exhibits a 18.027\% 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) Cc1c(C(=O)Nc2ccc(F)cc2)oc2ccc(S(=O)(=O)N3CCCC3)cc12
b) O=C(O)Cn1c(=O)c2cccn2c2ccccc21
c) O=C(COC(=O)c1ccccc1Cc1ccccc1)NC1CCS(=O)(=O)C1
Answer: b. O=C(O)Cn1c(=O)c2cccn2c2ccccc21
{#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)Cn1c(=O)c2cccn2c2ccccc21
O=C(O)Cn1c(=O)c2cccn2c2ccccc21
2-(4-oxopyrrolo[1,2-a]quinoxalin-5-yl)acetic acid