Task: Answer the multiple-choice question.
Question: Which compound has a 12.824\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1ccc(C(=O)Nc2sc(C)c(C)c2CN2CCOCC2)cc1
b. O=C(Oc1ccc2ccc(OC(=O)N3CCOCC3)cc2c1)N1CCOCC1
Answer: a. COc1ccc(C(=O)Nc2sc(C)c(C)c2CN2CCOCC2)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#}
COc1ccc(C(=O)Nc2sc(C)c(C)c2CN2CCOCC2)cc1
COc1ccc(C(=O)Nc2sc(C)c(C)c2CN2CCOCC2)cc1
N-[4,5-dimethyl-3-(morpholin-4-ylmethyl)thiophen-2-yl]-4-methoxybenzamide