Task: Answer the multiple choice question.
Query: Which compound has a -20.279\% 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. Cl.c1ccc2c(c1)oc1c(NCCCn3ccnc3)ncnc12
b. CCCOc1ccc(NC(N)=O)cc1OCCC
Answer: a. Cl.c1ccc2c(c1)oc1c(NCCCn3ccnc3)ncnc12
{#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#}
Cl.c1ccc2c(c1)oc1c(NCCCn3ccnc3)ncnc12
Cl.c1ccc2c(c1)oc1c(NCCCn3ccnc3)ncnc12
[Cl].[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=C][Branch1][N][N][C][C][C][N][C][=C][N][=C][Ring1][Branch1][N][=C][N][=C][Ring1][#C][Ring2][Ring1][Ring1]
N-(3-imidazol-1-ylpropyl)-[1]benzofuro[3,2-d]pyrimidin-4-amine;hydrochloride