Problem statement: Answer the MCQ question.
Question: Which drug has a -2.537\% 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 other words.
Options:
a) COc1ccc2cc(C(=O)C3CCCN(Cc4ccccn4)C3)ccc2c1
b) CC(=O)Oc1ccc(Cn2cnc3cc4ccccc4cc32)cc1
c) CC(C(=O)O)N1C(=O)/C(=C/c2cccn2C)SC1=S
d) CSc1sc(C(=O)N2CCCCC2)c(-c2cccs2)c1C#N
Answer: b. CC(=O)Oc1ccc(Cn2cnc3cc4ccccc4cc32)cc1
{#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#}
CC(=O)Oc1ccc(Cn2cnc3cc4ccccc4cc32)cc1
CC(=O)Oc1ccc(Cn2cnc3cc4ccccc4cc32)cc1
[4-(benzo[f]benzimidazol-3-ylmethyl)phenyl] acetate