Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 19.922\% 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) CCCCc1nc2cc(C(=O)NCc3ccccn3)ccc2o1
(b) C=C(C)Cn1c(=O)c2c(nc3n2CCCN3CCc2ccccc2)n(C)c1=O
(c) Cc1cc(N2CCOCC2)nc(SCc2c(Cl)cccc2Cl)n1
(d) CCCNC(=O)NC(=O)COc1ccc(-c2ccc(C#N)cc2)cc1
(e) Cc1ccc(C(=O)CSc2nnc(C3CC3)n2C2CC2)s1
Answer: a. CCCCc1nc2cc(C(=O)NCc3ccccn3)ccc2o1
{#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#}
CCCCc1nc2cc(C(=O)NCc3ccccn3)ccc2o1
CCCCc1nc2cc(C(=O)NCc3ccccn3)ccc2o1
2-butyl-N-(pyridin-2-ylmethyl)-1,3-benzoxazole-5-carboxamide