Task: Answer the multiple choice question.
Query: Which compound exhibits a -1.677\% human ether-à-go-go related gene (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: Cc1c(C=O)c2ccccn2c1C(=O)c1ccc(F)cc1
b: CCN(CC)c1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)CSc1nnc(N)s1
Answer: a. Cc1c(C=O)c2ccccn2c1C(=O)c1ccc(F)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#}
Cc1c(C=O)c2ccccn2c1C(=O)c1ccc(F)cc1
Cc1c(C=O)c2ccccn2c1C(=O)c1ccc(F)cc1
3-(4-fluorobenzoyl)-2-methylindolizine-1-carbaldehyde