Task: Answer the MCQ question.
Query: Which compound has a 0.645\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) COc1ccccc1CNCc1cccs1.Cl
b.) CCCn1c(SCC(N)=O)nnc1C(C)C
Answer: a. COc1ccccc1CNCc1cccs1.Cl
{#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#}
COc1ccccc1CNCc1cccs1.Cl
COc1ccccc1CNCc1cccs1.Cl
1-(2-methoxyphenyl)-N-(thiophen-2-ylmethyl)methanamine;hydrochloride