Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 21.482\% 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 Cc1ccnc(NS(=O)(=O)c2ccc(NC(=O)C34CC5CC(C)(CC(C)(C5)C3)C4)cc2)n1
b CCOC(=O)CSc1ncnc2c1sc1nc(N3CCOCC3)c3c(c12)CCCC3
c O=c1c(-c2ccc(Oc3ccccc3)cc2)[n+]([O-])c2ccccc2n1OCc1ccccn1
d Cc1ccccc1-n1nnnc1SCc1cc(=O)n2ccsc2n1
Answer: b. CCOC(=O)CSc1ncnc2c1sc1nc(N3CCOCC3)c3c(c12)CCCC3
{#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#}
CCOC(=O)CSc1ncnc2c1sc1nc(N3CCOCC3)c3c(c12)CCCC3
CCOC(=O)CSc1ncnc2c1sc1nc(N3CCOCC3)c3c(c12)CCCC3
ethyl2-[(8-morpholin-4-yl-11-thia-9,14,16-triazatetracyclo[8.7.0.02,7.012,17]heptadeca-1,7,9,12,14,16-hexaen-13-yl)sulfanyl]acetate