Task: Answer the multiple-choice question.
Query: Which compound has a 4.521\% 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 other words.
Options:
[a] Cc1ccc(NC(=O)CSc2nnnn2C2CCCC2)cc1S(=O)(=O)N1CCOCC1
[b] CCN(CCCNC(=O)c1cc2c(-c3cccc(OC)c3)nn(C)c2s1)Cc1ccccc1
[c] Nc1nonc1-c1noc(-c2ccccc2Br)n1
[d] O=C(CSCc1ccccc1Cl)Nc1ccc(C(=O)O)cc1
[e] Clc1cccc(Cc2ccc(Cl)nn2)c1
Answer: e. Clc1cccc(Cc2ccc(Cl)nn2)c1
{#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#}
Clc1cccc(Cc2ccc(Cl)nn2)c1
Clc1cccc(Cc2ccc(Cl)nn2)c1
3-chloro-6-[(3-chlorophenyl)methyl]pyridazine