Problem statement: Answer the multiple-choice question.
Query: Which drug has a 16.719\% 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 CCn1c(=O)cc(OCC(=O)NCCCN2CCCC2=O)c2ccccc21
b COc1cc(CCC(=O)OCC(=O)Nc2ccc(F)c(F)c2)cc(OC)c1OC
c O=c1ccc2ccc(Oc3ccc(Cl)cc3[N+](=O)[O-])cc2o1
d CCOCCCNC(=O)C(c1ccc(C)cc1)N(Cc1cccs1)C(=O)c1ccccc1O
Answer: a. CCn1c(=O)cc(OCC(=O)NCCCN2CCCC2=O)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#}
CCn1c(=O)cc(OCC(=O)NCCCN2CCCC2=O)c2ccccc21
CCn1c(=O)cc(OCC(=O)NCCCN2CCCC2=O)c2ccccc21
2-(1-ethyl-2-oxoquinolin-4-yl)oxy-N-[3-(2-oxopyrrolidin-1-yl)propyl]acetamide