Task: Answer the multiple choice question.
Query: Which compound exhibits a -1.913\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCC(C)[C@H](N)c1nnc(SCc2cccc(F)c2)o1.Cl
(b) Cc1ccc(NC(=O)CSc2nnc(NC(=O)CN3CCOCC3)s2)cc1
(c) CC(=O)c1sc(NC(=O)c2ccco2)nc1-c1ccccc1
Answer: b. Cc1ccc(NC(=O)CSc2nnc(NC(=O)CN3CCOCC3)s2)cc1
{#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#}
N-[5-[2-(4-methylanilino)-2-oxoethyl]sulfanyl-1,3,4-thiadiazol-2-yl]-2-morpholin-4-ylacetamide