Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 1.662\% 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) CC1(C)CC(=O)C=C(N=CC2=C(O)CC(C)(C)CC2=O)C1
b) CC(C)(C)c1nc2c(C#N)c(-c3ccc(Cl)cc3)ccn2n1
c) CCOC(=O)[C@H]1[C@H]2COc3ccc(Cl)cc3[C@@H]2N2C(=O)c3cc(C)ccc3NC(=O)[C@@]12C
d) CCc1c(C)nc2ncnn2c1Nc1ccc(C)cc1
e) CC(NC=O)c1nc2ccccc2n1CCc1ccccc1
Answer: b. CC(C)(C)c1nc2c(C#N)c(-c3ccc(Cl)cc3)ccn2n1
{#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(C)(C)c1nc2c(C#N)c(-c3ccc(Cl)cc3)ccn2n1
CC(C)(C)c1nc2c(C#N)c(-c3ccc(Cl)cc3)ccn2n1
2-tert-butyl-7-(4-chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbonitrile