Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 20.563\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1cc([N+](=O)[O-])ccc1N/C=C/C(=O)c1cccs1
b CNCCc1ccc(O)c(O)c1.Cl
c Cc1ccc(OCc2nnc(SCC(=O)Nc3ccc4c(c3)OCCO4)n2Cc2ccco2)cc1
d CC(=O)Nc1ccc(S(=O)(=O)NC2=NCN(CCOC(=O)c3ccccc3)CN2)cc1
Answer: b. CNCCc1ccc(O)c(O)c1.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#}
CNCCc1ccc(O)c(O)c1.Cl
CNCCc1ccc(O)c(O)c1.Cl
4-[2-(methylamino)ethyl]benzene-1,2-diol;hydrochloride