Problem statement: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CCN=C1NN=C(c2c[nH]c3ccccc23)CS1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 1.901
(b) 12.156
(c) 9.069
Answer: a. 1.901\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CCN=C1NN=C(c2c[nH]c3ccccc23)CS1
CCN=C1NN=C(c2c[nH]c3ccccc23)CS1
N-ethyl-5-(1H-indol-3-yl)-3,6-dihydro-1,3,4-thiadiazin-2-imine