Task: Answer the MCQ question.
Question: Which compound exhibits a 10.045\% 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 COc1cccc(CN2CCN(c3ncccn3)CC2)c1OC
b Cc1ccccc1OCCCCn1c(CO)nc2ccccc21
c Cc1ccccc1-c1cnn(-c2cccc([N+](=O)[O-])c2)c1N
Answer: a. COc1cccc(CN2CCN(c3ncccn3)CC2)c1OC
{#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#}
COc1cccc(CN2CCN(c3ncccn3)CC2)c1OC
COc1cccc(CN2CCN(c3ncccn3)CC2)c1OC
2-[4-[(2,3-dimethoxyphenyl)methyl]piperazin-1-yl]pyrimidine