Problem statement: Answer the multiple-choice question.
Question: Which compound has a 6.469\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) Cl.O=C(NC1CCN(Cc2ccccc2)CC1)c1cccc(OC(F)F)c1
b) CCc1ccccc1N1C(=O)[C@@H]2Cc3ccccc3CN2C1=O
c) COc1cccc2cc(C(=O)NC3CC(C)(C)NC(C)(C)C3)c(=O)oc12
d) O=C(Nc1ccc(S(=O)(=O)N2CCOCC2)cc1)c1ccc([N+](=O)[O-])s1
e) O=[N+]([O-])c1ccc2nc(NS(=O)(=O)c3ccc(F)cc3)sc2c1
Answer: b. CCc1ccccc1N1C(=O)[C@@H]2Cc3ccccc3CN2C1=O
{#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#}
CCc1ccccc1N1C(=O)[C@@H]2Cc3ccccc3CN2C1=O
CCc1ccccc1N1C(=O)[C@@H]2Cc3ccccc3CN2C1=O
(10aS)-2-(2-ethylphenyl)-10,10a-dihydro-5H-imidazo[1,5-b]isoquinoline-1,3-dione