Task: Answer the multiple-choice question.
Query: Which drug exhibits a 6.181\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) c1cc(CNCCCN2CCOCC2)ccn1
b) CC(C)Cc1csc(NC(=O)c2ccc(Cl)cc2)c1C(=O)O
c) COc1cc(CN2CCCC(N3CCc4ccccc4C3)C2)c(Cl)cc1O
Answer: a. c1cc(CNCCCN2CCOCC2)ccn1
{#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#}
c1cc(CNCCCN2CCOCC2)ccn1
c1cc(CNCCCN2CCOCC2)ccn1
3-morpholin-4-yl-N-(pyridin-4-ylmethyl)propan-1-amine