Task: Answer the multiple-choice question.
Question: Which compound has a 18.347\% 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.) CCCOc1ccc2c(c1)C(=NN=C(N)N)c1cc(OCCC)ccc1-2.Cl
b.) COc1ccc(Cl)cc1NC(=O)CSc1nc(N2CCCCC2)nc(N2CCCCC2)n1
Answer: a. CCCOc1ccc2c(c1)C(=NN=C(N)N)c1cc(OCCC)ccc1-2.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#}
CCCOc1ccc2c(c1)C(=NN=C(N)N)c1cc(OCCC)ccc1-2.Cl
CCCOc1ccc2c(c1)C(=NN=C(N)N)c1cc(OCCC)ccc1-2.Cl
2-[(2,7-dipropoxyfluoren-9-ylidene)amino]guanidine;hydrochloride